--- product_id: 254789119 title: "Uni-ball Signo DX UM-151 Gel Ink Pen 10 Set(Blue-Black)" brand: "uni-ball" price: "Β₯7407" currency: JPY in_stock: true category: "Uni Ball" url: https://www.desertcart.jp/products/254789119-uni-ball-signo-dx-um-151-gel-ink-pen-10 store_origin: JP region: Japan --- # Waterproof gel ink Refillable design 0.38mm ultra-fine tip Uni-ball Signo DX UM-151 Gel Ink Pen 10 Set(Blue-Black) **Brand:** uni-ball **Price:** Β₯7407 **Availability:** βœ… In Stock ## Summary > πŸ–‹οΈ Write like a pro, stand out like a visionary. ## Quick Answers - **What is this?** Uni-ball Signo DX UM-151 Gel Ink Pen 10 Set(Blue-Black) by uni-ball - **How much does it cost?** Β₯7407 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/254789119-uni-ball-signo-dx-um-151-gel-ink-pen-10) ## Best For - uni-ball enthusiasts ## Why This Product - Trusted uni-ball brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Built to Last:** Durable barrel and reinforced tip withstand heavy use without compromising comfort or control. - β€’ **Unmatched Ink Flow:** Smooth, waterproof gel ink ensures your work stays vibrant and smudge-free all day long. - β€’ **Eco-Savvy Refill System:** Refillable ink cartridges keep your pen performing sustainably, reducing waste and cost. - β€’ **Precision in Every Stroke:** Experience ultra-fine 0.38mm tip for crisp, clean lines that elevate your writing and sketches. - β€’ **Artist & Writer’s Secret:** Highly sought after by creatives and professionals alike, this pen is a rare gem in the US market. ## Overview The Uni-ball Signo DX UM-151 Gel Ink Pen 10 Set features a precision 0.38mm tip with waterproof gel ink, housed in a durable, refillable barrel. Celebrated by artists and writers for its smooth ink flow and robust build, this blue-black pen set is a coveted, hard-to-find tool that combines professional-grade performance with sustainable design. ## Description The Uni Signo DX (UM-151) is claimed by some to be even better than the Pilot Hi-Tec-C! It comes in 0.38mm tip size. The barrel and tip are a bit sturdier than the Hi-Tec-C, which might explain why converts love them. Users can enjoy clean and even flowing lines, and the strong tips can withstand all the heavy handed writing you can offer. Like all our other pens, the Uni Signo DX is highly sought after by artists and writers alike, but difficult to find in the US. ## Features - The Uni Signo DX (UM-151) is claimed by some to be even better than the Pilot Hi-Tec-C! It comes in 0.38mm tip size. - Like all our other pens, the Uni Signo DX is highly sought after by artists and writers alike, but difficult to find in the US. - Uni-ball Signo DX UM-151 Gel Ink Pen 10 Set(Blue-Black) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00W9DJWDM | | Additional Features | Refillable | | Age Range Description | Adult | | Animal Theme | no animal theme | | Best Sellers Rank | #63,441 in Office Products ( See Top 100 in Office Products ) #1,432 in Gel Ink Rollerball Pens | | Body Shape | Round | | Brand Name | uni-ball | | Closure Type | Click-Off Cap | | Color | Blue-Black | | Customer Reviews | 4.6 4.6 out of 5 stars (377) | | Drill Point | Fine | | Grip Type | Soft | | Hand Orientation | Ambidextrous | | Hardness | 9H | | Ink Base | Water | | Ink Color | Blue-Black | | Item Diameter | 0.38 Millimeters | | Item Dimensions | 14 x 6.5 x 2.7 centimeters | | Item Weight | 8 Grams | | Line Size | 0.38 Millimeters | | Manufacturer | Uni-ball | | Material Type | Plastic | | Model Name | DX UM 151 | | Model Number | UM-151 | | Recommended Uses For Product | Writing | | Style | Refillable | | UPC | 701936337269 791836544263 701936337412 785525580397 | | Unit Count | 10 Count | | Water Resistance Level | Waterproof | | Writing Instrument Form | Gel Pen | | Writing Technique | gel ink | ## Product Details - **Age range (description):** Adult - **Brand:** uni-ball - **Colour:** Blue-Black - **Ink colour:** Blue-Black - **Writing instrument form:** Gel Pen ## Images ![Uni-ball Signo DX UM-151 Gel Ink Pen 10 Set(Blue-Black) - Image 1](https://m.media-amazon.com/images/I/71UMvCP62KL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: How are these different from the uniball signo 0.38 UMR-1?** A: These are not retractable, and If I remember the UMR-1 is. Both are the 0.38 point size. **Q: Are these pens retractable?** A: No, you remove the top and the pen point is ready to use. You replace the pen top to prevent ink marks. **Q: Why are these no returnable?** A: Their the best pens on the market, I have used this for over 18 years and not once ever had a need to return them. Plus the ink flows smooth **Q: Is the ink waterproof?** A: Mine has never been wet. But it does not smudge ## Frequently Bought Together - Uni-ball Signo DX UM-151 Gel Ink Pen 10 Set(Blue-Black) - uni-ball Signo Dx Um-151 Gel Ink Pen - 0.38 Mm - 10 Pcs - Black - Uni Mitsubishi Pencil - Uni Signo Gel Ballpoint Pen, Extra Fine 0.38mm, Bordeaux Black (UM151.60), 3 pens per Pack --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/254789119-uni-ball-signo-dx-um-151-gel-ink-pen-10](https://www.desertcart.jp/products/254789119-uni-ball-signo-dx-um-151-gel-ink-pen-10) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-19*