SEIKO Original Gehäusedichtung / O-Ring – Referenz OB2290B (NOS) Quarz silicone grease)

silicone grease)

NOS) and is in the original Citizen IPCE case

combined exceptional accuracy with an extraordinarily slim profile

sunburst finish • Printing: Black Arabic numerals (1–12)

SEIKO Original Gehäusedichtung / O-Ring – Referenz OB2290B (NOS) Quarz silicone grease)Original 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).