Seiko Cal. 0770 - 633

This Automatic model from 1997 features a 43mm Two-Tone case. Powered by the 0770 caliber with 29j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-dedadc67b201]

Also known as: Bullhead, World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1997

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