Seiko Cal. 0770 - 617

This Hand-Winding model from 1966 features a 42mm Gold-Plated case. With its 19mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-3299a902187c]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1966

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