SEIKO Original Gehäusedichtung / O-Ring – Referenz OB2290B (NOS) Quarz Original part number: B2290B

Original part number: B2290B

Minimalist design – inspired by modern Tokyo aesthetics

・Strap: 5-row stainless steel bracelet with butterfly clasp

– Leather bracelet in black – Safety folding clasp with push buttons

with its delicate texture

SEIKO Original Gehäusedichtung / O-Ring – Referenz OB2290B (NOS) Quarz Original part number: B2290BOriginal SEIKO housing gasket (packing gasket) with reference B2290B , supplied in the original SEIKO packaging. This is an unused NOS (New Old Stock) spare part from old stock, manufactured according to the SEIKO factory specifications of the time. This seal was used by SEIKO for classic case designs and is particularly suitable for vintage SEIKO watches of the 1970s and early 1980s that use a flat O ring seal (e. g. snap back or press fit case).