Seiko Cal. 3880 - 587

This Spring Drive model from 1975 features a 40mm Stainless Steel case. It features a White dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-6ced9a831f8d]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1975

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