Uncategorized · fountain pen
TWSBI ECO Fountain Pen - Plum Onyx Trim
TWSBI · sold by Yoseka Stationery · $56.00 · out of stock
The ECO is the most affordable model yet from TWSBI. This pen features a piston mechanism, a clear barrel, clear cap and piston knob. The nib is smooth with a little feedback. The barrel is clear and smooth, and has lesser grip than a typical pen. Overall, it feels great held in the hand. Body Color: Plum (reddish-purple) Body Material: Resin Cap Type: Screw-cap Compatible inks & refills: Bottled inks Filling Mechanism: Piston Nib Material: Steel Diameter: 0.5" Length: 5.2" Max Ink Capacity: 1.76ml Release Date: October 29th, 2025 View all TWSBI products About TWSBI: TWSBI 三文堂 (San Wen Tong)…
| Option | Price | Stock | |
|---|---|---|---|
| Extra Fine | $56.00 | out of stock | |
| Fine | $56.00 | out of stock | |
| Medium | $56.00 | out of stock | |
| Broad | $56.00 | out of stock | |
| 1.1 Stub | $56.00 | out of stock |
Prices and stock from yosekastationery.com’s public catalog, last checked 2026-11-01 04:54 UTC; the store’s checkout shows the final price. Agents: JSON at https://api.kaupia.com/v1/product?id=kp:858ed939-597d-402b-99fd-c7b85d2a6941; buy with POST /v1/checkout or MCP create_checkout.