Seiko Cal. 0777 - 761

This Hand-Winding model from 1983 features a 45mm Titanium case. Powered by the 0777 caliber with 25j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-f60fa82506f7]

Also known as: Rally, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1983

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