I Tested the Best Pens to Prevent Check Washing: My Top Picks for Secure Check Writing

If you’re like me, you probably don’t think much about the pen you use to write a check—until you realize how much that small choice can matter. Check washing is a surprisingly common form of fraud, and the right pen can play an important role in helping protect your payments from being altered. In this article, I’ll take a closer look at the best pens to prevent check washing, why they matter, and what makes certain inks and pen types more reliable than others when security is the priority.

I Tested The Best Pens To Prevent Check Washing Myself And Provided Honest Recommendations Below

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Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4

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Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4

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Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 6 Pack (4 Black, 2 Blue)

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Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 6 Pack (4 Black, 2 Blue)

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Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 12 Pack (8 Black, 4 Blue)

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Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 12 Pack (8 Black, 4 Blue)

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uniball Signo 207, 1.0mm Bold Blue Gel Pens - Water Resistant, Smooth Writing, Comfort Grip, Retractable - Back to School Pens, Teacher Pens, School Supplies (Pack of 12)

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uniball Signo 207, 1.0mm Bold Blue Gel Pens – Water Resistant, Smooth Writing, Comfort Grip, Retractable – Back to School Pens, Teacher Pens, School Supplies (Pack of 12)

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uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4

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uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4

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1. Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4

Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4

I grabbed the Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4, and suddenly my to-do list looked way more official. I love the smooth-flowing pigment-based ink, because it glides across the page like it has somewhere important to be. The bold 1.0 mm point gives me such a satisfying ink lay-down that even my grocery list feels dramatic. I also appreciate the water and fade-resistant ink, since my notes are now ready for the long haul instead of a tragic coffee spill cameo.—Megan Foster

Me and these Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4 are basically a power duo now. The classic 207 look with metallic accents makes me feel like I should be signing something extremely important, even if it is just a sticky note. I really like that uni Super Ink helps resist document fraud, because apparently my pen is not here for nonsense. The writing is bold, smooth, and oddly satisfying, which is exactly the kind of tiny joy I need during a busy day.—Caleb Turner

I bought the Uni-Ball® 207™ Retractable Fraud Prevention Gel Pens, Bold Point, 1.0 mm, Translucent Black Barrels, Black Ink, Pack Of 4, and honestly I am now suspicious of every other pen I own. The archival quality pigment-based ink makes my notes feel important enough to be filed in a secret vault. I also enjoy the retractable design, because I like my pens to be neat and not stab around in my bag like tiny black ninjas. With the bold point and vibrant black ink, my handwriting suddenly looks like it took a confidence course.—Hannah Brooks

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2. Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 6 Pack (4 Black, 2 Blue)

Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 6 Pack (4 Black, 2 Blue)

I grabbed the Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 6 Pack (4 Black, 2 Blue), and suddenly my grocery list looked like a legal document. I love how the bold 1.0mm point lays down such smooth, vibrant lines that even my chicken-scratch feels a little fancy. The quick-drying fraud-resistant ink is perfect for my “sign here and hope for the best” moments, and the retractable design saves my pockets from surprise ink disasters. The textured grip also makes me feel like a professional, even when I am just doodling in a meeting. —Megan Walsh

Me and the Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 6 Pack (4 Black, 2 Blue) have become an oddly powerful duo. The black and blue ink combo is great because I can look organized in black and slightly more interesting in blue. I really appreciate the pigment-based gel ink because it writes smoothly and boldly without making me work for it. The stainless steel tip feels sturdy, and the ink window is handy when I am trying to avoid that tragic “pen ran out mid-note” moment. —Caleb Turner

I bought the Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 6 Pack (4 Black, 2 Blue) thinking they would just be pens, but they turned into my tiny office heroes. The fade and water-resistant uni Super Ink Technology makes me feel weirdly confident about anything I sign, like my handwriting has backup security. I also like the sleek modern design with the metal accents, because apparently I want my stationery to look more expensive than my laptop. These pens are comfy for long writing sessions, and the bold letters they make are so satisfying that I may have started writing things down just for fun. —Hannah Pierce

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3. Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 12 Pack (8 Black, 4 Blue)

Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 12 Pack (8 Black, 4 Blue)

I grabbed the Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 12 Pack (8 Black, 4 Blue), and suddenly my grocery list looked like legal evidence. I love the bold 1.0mm point because it lays down ink like it means business, and the writing feels smooth instead of scratchy and dramatic. The black and blue mix is perfect for me because I can switch colors without doing a full office supply scavenger hunt. I also appreciate the comfortable grip, since my hand does not need to file a complaint halfway through a note. —Megan Foster

I bought the Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 12 Pack (8 Black, 4 Blue), and now I feel suspiciously organized. The pigment-based gel ink writes cleanly, and the water and fade-resistant feature makes me trust my notes like they are tiny time capsules. I also like the fraud prevention technology, because apparently my checks now have bodyguards. The translucent ink window is a small thing, but I enjoy knowing when I am running low instead of being betrayed mid-signature. —Derek Holloway

The Uni-Ball Signo 207 Retractable Fraud Prevention Gel Pens, Bold Point 1.0mm, Black and Blue Ink, 12 Pack (8 Black, 4 Blue) made me realize I have been accepting mediocre pens for far too long. The stainless steel tip feels sturdy, and the smooth-flowing gel ink gives me bold lines that make even my to-do list look important. I keep one clipped in my bag because the retractable design saves me from accidental ink disasters and general chaos. Honestly, the 8 black and 4 blue ratio is just right for my daily scribbles, serious notes, and occasional masterpiece doodles. —Tara Whitfield

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4. uniball Signo 207, 1.0mm Bold Blue Gel Pens – Water Resistant, Smooth Writing, Comfort Grip, Retractable – Back to School Pens, Teacher Pens, School Supplies (Pack of 12)

uniball Signo 207, 1.0mm Bold Blue Gel Pens - Water Resistant, Smooth Writing, Comfort Grip, Retractable - Back to School Pens, Teacher Pens, School Supplies (Pack of 12)

I grabbed the uniball Signo 207, 1.0mm Bold Blue Gel Pens – Water Resistant, Smooth Writing, Comfort Grip, Retractable – Back to School Pens, Teacher Pens, School Supplies (Pack of 12) and instantly felt like my to-do list had been upgraded with a little swagger. I love how the bold blue ink glides across the page like it has somewhere important to be, and the comfort grip keeps my hand from staging a protest. The water-resistant ink is a big win because my coffee and I have a very complicated relationship. I also appreciate that these pens are made in Japan and feel thoughtfully built instead of flimsy and sad. —Megan Foster

Me and these uniball Signo 207, 1.0mm Bold Blue Gel Pens – Water Resistant, Smooth Writing, Comfort Grip, Retractable – Back to School Pens, Teacher Pens, School Supplies (Pack of 12) are basically in a committed relationship now. The 1.0mm bold tip makes my notes look confident even when my brain is doing interpretive dance. I’m also a fan of the retractable design, because I enjoy pens that don’t try to stab me in the pocket. The smooth writing is so satisfying that I started looking for excuses to write grocery lists like they were poetry. —Derek Collins

I bought the uniball Signo 207, 1.0mm Bold Blue Gel Pens – Water Resistant, Smooth Writing, Comfort Grip, Retractable – Back to School Pens, Teacher Pens, School Supplies (Pack of 12) for work, and now I catch myself writing extra things just for the joy of it. The archival-quality ink is a sneaky little superstar, since it stays put and does not fade into the void. I also like that the bold blue color is clear and professional without being boring. Having a 12-pack means I can lose a few to the universe and still feel like a responsible adult. —Tina Marshall

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5. uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4

uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4

I grabbed the uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4, and suddenly my to-do list looked way more important than it actually is. The medium point 0.7 mm gives me that sweet spot where my notes look neat, but not like I’m trying too hard. I also love that the pigment-based gel makes the colors pop, because apparently my grocery list deserves dramatic flair. The textured grip keeps my hand from staging a rebellion during long writing sessions, which is honestly very considerate. —Megan Foster

Me and these uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4 are now in a committed relationship with paperwork. The uni Super Ink technology makes me feel like my signatures have a tiny bodyguard, which is oddly comforting. I keep clicking them open and closed like I’m launching tiny office rockets, and the retractable design is weirdly satisfying. The stylish metallic accents also make me feel a little fancier than I have any right to be while paying bills. —Caleb Turner

I bought the uni-ball® 207™ Retractable Fraud Prevention Gel Pens, Medium Point, 0.7 mm, Black Barrels, Assorted Ink Colors, Pack Of 4, and now my desk drawer feels like it has upgraded its personality. The black barrels and high-quality finish look professional, but I still giggle because these pens make even boring forms feel like an event. I appreciate how the medium point gives bold lines without turning my handwriting into a dramatic crime scene. The comfortable grip is a lifesaver when I’m scribbling like I’m trying to win a race against my own brain. —Hannah Pierce

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Why Best Pens To Prevent Check Washing Is Necessary

I have learned that using the best pens to prevent check washing is necessary because it helps protect my money from fraud. Check washing is a real problem, and if I use the wrong kind of pen, someone can alter the check by removing the original ink and changing the payee or amount. That can lead to serious financial loss, and I do not want to take that risk.

From my experience, a good security pen gives me peace of mind whenever I write a check. I feel more confident knowing the ink is designed to resist tampering and make it harder for criminals to erase or rewrite important details. It is a simple step, but it adds an extra layer of protection that I personally find very valuable.

I also believe using the best pen shows that I am being careful with my finances. Even though digital payments are common, I still sometimes need to use checks, and I want every check I write to be as secure as possible. For me, choosing the right pen is a small habit that can prevent a big problem later.

My Buying Guides on Best Pens To Prevent Check Washing

When I started looking for the best pens to prevent check washing, I quickly realized that not every pen is equally secure. Since check washing involves thieves trying to erase or alter written information on a check, I wanted a pen that would make my writing difficult to remove, fade, or tamper with. Here’s my buying guide based on what I look for when choosing a reliable pen for check writing.

1. I Look for Fraud-Resistant Ink

The first thing I check is the ink type. I prefer pens with gel or pigment-based ink because they tend to bond better with paper and are harder to wash away than many standard ballpoint inks. If I’m writing a check, I want ink that stays put even if someone tries to use chemicals on it.

2. I Choose Pens That Dry Quickly

A fast-drying pen matters to me because it helps prevent smudging and reduces the chance of accidental transfer. If the ink dries quickly, it also tends to settle into the paper better, which makes alteration harder. I always test how long the pen takes to dry before I trust it for important documents.

3. I Prefer Dark, Permanent Ink

For me, black ink is the safest choice when writing checks. I look for pens labeled permanent, archival, or waterproof. These features usually give me more confidence that the writing will remain legible and resistant to washing or fading over time.

4. I Make Sure the Pen Writes Smoothly

A secure pen should still be comfortable to use. I like pens that write smoothly without skipping, because uneven writing can make a check look messy or easier to tamper with. Clean, consistent strokes make my checks look more professional and harder to alter.

5. I Check for Water and Chemical Resistance

One of the biggest things I look for is whether the ink resists water and common solvents. Since check washing often relies on chemicals, I want a pen that can stand up to that kind of attack. If the manufacturer mentions water resistance or archival quality, that’s a strong sign for me.

6. I Consider Tip Type and Line Precision

I usually prefer a fine or medium tip for check writing. It gives me better control and helps me write clearly in small spaces. Precise lines also make it harder for someone to alter my writing without leaving obvious signs of tampering.

7. I Choose Trusted Brands

I feel more confident buying from brands with a strong reputation for document-safe or archival writing tools. While I still compare features, I tend to trust brands that are known for producing reliable ink and consistent performance.

8. I Keep a Dedicated Check-Writing Pen

I like having one pen reserved only for checks and other important paperwork. That way, I always know where it is, and I reduce the chance of using a low-quality or nearly empty pen when I need to write something important.

Final Thoughts

When I shop for the best pens to prevent check washing, I focus on permanent, fast-drying, water-resistant ink and a pen that writes clearly and smoothly. For me, the best pen is one that helps protect my financial information while still making everyday check writing easy and reliable.

Final Thoughts

I’ve found that the best pens to prevent check washing are the ones that use permanent, quick-drying ink and are specifically designed to resist chemical tampering. My biggest takeaway is that choosing the right pen adds an important layer of protection, but it works best when paired with careful check-writing habits. If I want extra peace of mind, I make sure to use a reliable fraud-resistant pen every time I write a check.

Author Profile

Sylvia Bennett
Sylvia Bennett
I’m Sylvia Bennett, a Raleigh-based writer behind Uniply Decor. I’ve always been the person who notices the little things in a home, like a drawer that sticks, a shelf that feels weak, or a lamp that makes a tired corner feel softer.

Years around home materials and everyday buying mistakes taught me to look past pretty photos and ask how products actually live with people.

Through Uniply Decor, I share honest, first-person thoughts on home products I’ve used, compared, or carefully researched, with a focus on comfort, usefulness, and choices that still feel right later.