Seiko Cal. 0773 - 521

This Automatic model from 1980 features a 34mm Titanium case. Powered by the 0773 caliber with 28j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-b27e35fafbcb]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1980

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