Seiko Cal. 0770 - 491

Seiko 0770-491

This Spring Drive model from 1972 features a 40mm Hardlex-Coated Steel case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-c467d876ab7b]

Also known as: Flighty

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
9.7mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
140m
Dial Color
Black
Jewels
18j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1972

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