Uncategorized · fountain pen
TWSBI ECO Fountain Pen - Serpentine Bronze
TWSBI · sold by Yoseka Stationery · $59.00 · in 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, which has lesser grip than a typical pen. Overall, it feels great holding in hand. Body Color: Serpentine 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: June 25th, 2025 View all TWSBI products About TWSBI: TWSBI 三文堂 (San Wen Tong) is one of our…
| Option | Price | Stock | |
|---|---|---|---|
| Extra Fine | $59.00 | in stock | Order via Kaupia → · Buy at Yoseka Stationery |
| Fine | $59.00 | in stock | Order via Kaupia → · Buy at Yoseka Stationery |
| Medium | $59.00 | out of stock | |
| Broad | $59.00 | out of stock | |
| 1.1 Stub | $59.00 | in stock | Order via Kaupia → · Buy at Yoseka Stationery |
Prices and stock from yosekastationery.com’s public catalog, last checked 2026-11-01 18:36 UTC. “Order via Kaupia” shows the delivered price to your zip (item + the store’s shipping + est. tax) and places the order through Kaupia with a delivery guarantee; “Buy at the store” goes to the store’s own checkout. Agents: JSON at https://api.kaupia.com/v1/product?id=kp:75cd9d2e-06a5-4c23-8533-08123e6d1af9; delivered price GET /v1/quote; order with POST /v1/orders or MCP place_order.