Seiko Cal. 0770 - 287

This Hand-Winding model from 1981 features a 35mm PVD Black case. Powered by the 0770 caliber with 17j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-38ac52345a0c]

Also known as: Pogue, Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1981

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