Seiko Cal. 0770 - 950

This Quartz model from 1970 features a 40mm Two-Tone case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f2a762d891e2]

Also known as: Sumo, Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1970

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