Seiko Cal. 5625 - 985

This Spring Drive model from 1977 features a 39mm Titanium case. Powered by the 5625 caliber with 17j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-ec41d82430a3]

Also known as: Monster, Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1977

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