Seiko Cal. 3870 - 155

This Spring Drive model from 1992 features a 36mm Stainless Steel case. Powered by the 3870 caliber with 23j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-fdfa232edd80]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1992

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