Seiko Cal. 3815 - 977

This Quartz model from 1971 features a 35mm Stainless Steel case. Powered by the 3815 caliber with 29j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-e94f766a3b87]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1971

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