Most popular

TWSBI Diamond 580 Clear
steel ·
$35
Compare 48 retailers →TWSBI is one of the most-stocked brands in our catalog.



Prices as of 2 Nov 2026. Pens in stock somewhere come first. Total-cost-landed disclosed at the retailer level.
























118 retailers stock TWSBI pens that we track. We do not yet hold authorised-dealer records for this brand, so none is flagged; duty and shipping are disclosed at the row level.
More coverage of this brand is on its way.