Is this 0.5 or 0.7mm？

0.5. My preferred pen for years.

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🖋️ Elevate your writing game—because your ideas deserve precision and style.

BUILT TO LAST - Stainless-steel tip with tungsten carbide ball guarantees durability and a premium writing experience.
WRITE WITHOUT LIMITS - Uni-Flow system ensures smooth, consistent ink flow until the very last drop—no skips, no smudges.
TRUSTED BY PROFESSIONALS - A decade-long favorite crafted in Japan by Mitsubishi Pencil Co., blending reliability with style.
PRECISION IN EVERY STROKE - Micro 0.5mm tip delivers ultra-fine 0.3mm lines for flawless writing and detailed notes.
STAY AHEAD WITH TRANSPARENCY - See-through ink barrel keeps you informed on ink levels, so you’re never caught off guard.

The Uni-Ball Signo UM-100 Gel Ink Pen features a micro 0.5mm tip that writes ultra-fine 0.3mm lines with waterproof pigment ink. Engineered in Japan, it boasts a stainless-steel tip with a tungsten carbide ball and a Uni-Flow system for smooth, consistent ink delivery. Its transparent barrel lets you monitor ink levels, making it a trusted choice for professionals seeking precision and reliability.

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Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Bs.1306

Duties & taxes incl.

Boliviastore

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

Fatima A.

Best international shipping I've ever tried. Worth every penny!

3 days ago

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Manufacturer	Uni-ball
Brand	uni-ball
Model Number	BC30647
Product Dimensions	15.8 x 6 x 3 cm; 12 g
Colour	Blue
Grip Type	Ergonomic Grip
Material Type	Plastic
Point Type	Extra Fine
Line Size	0.5mm
Ink Colour	Blue
Manufacturer Part Number	4902778947081
Item Weight	12 g

uni-ballSigno Um-100 Gel Ink Pen - 0.5 Mm -10 Pcs (Blue)

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