Seiko Cal. 0770 - 707

This Spring Drive model from 1969 features a 36mm Stainless Steel case. Powered by the 0770 caliber with 24j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-f5cd99e6c0ed]

Also known as: Turtle, Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1969

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