Does this fit Pierre Cardin 666?

Not sure. They seem to fit a wide range of my pens so maybe.

Does this fit Cross 8523?

Sorry to get back to you so late but looking at the 8523 the refill appears to be quite long around 3-3.5 “ the refill that I purchased was around 2” max

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4.37'' Rollerball Pen Refills, Roller Ball Fine Point 0.5mm, German Ink Refill Pack of Replaceable Pen Refills Medium Point(6 Pack) (Blue)

Product ID: 300827546

Details

Brand
AIYIBEN
Item dimensions L x W x H
11.1 x 0.6 x
Item weight
34 Grams
Number of pieces
6
Style
Gel

📏4.37-inch precision length

🔵Smooth, quick-dry blue German ink

🖊️0.5mm fine rollerball tip

฿1317

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Sold byAmazon ThailandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🖋️ Upgrade your pen game—because your ideas deserve the smoothest flow.

SLEEK METAL BUILD - Durable, lightweight metal refills designed for smooth, comfortable writing.
LONG LASTING INK FLOW - German gel ink dries fast and flows consistently—no smudges, no mess.
VALUE PACK FOR SHARING - 6-pack refill set—stock up or share with your circle of productivity pros.
UNIVERSAL COMPATIBILITY - Fits Parker & Waterman rollerball pens—extend your favorite pen’s life.
EFFORTLESS PRECISION WRITING - Experience flawless 0.5mm fine point for crisp, professional notes.

This 6-pack of 4.37-inch metal rollerball pen refills features a precise 0.5mm fine point with premium German blue gel ink that dries quickly and flows smoothly. Compatible with Parker and Waterman rollerball pens, these refills offer a durable, lightweight design perfect for office, business, and school use, extending the life of your favorite pens while delivering consistent, professional writing performance.

Specifications

ASIN	B08DRSB1ST
Best Sellers Rank	22,078 in Stationery & Office Supplies ( See Top 100 in Stationery & Office Supplies ) 183 in Pen Refills
Brand Name	AIYIBEN
Country Of Origin	China
Customer Reviews	3.9 3.9 out of 5 stars (1,085)
Ink Colour	Blue
Item Dimensions	11.1 x 0.6 x 0.6 centimetres
Item Weight	34 Grams
Manufacturer	AIYIBEN
Manufacturer Part Number	Ink Pen Refills 437
Model Number	Ink Pen Refills 437
Number of Pieces	6
Point Type	Medium
Style	Gel
Unit Count	1.0 count

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1 month ago

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฿1317

Duties & taxes included

In stock

Sold byAmazon ThailandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Thailand.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Abdullah B.

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

3 weeks ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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