Seiko Cal. 7057 - 107

This Hand-Winding model from 1966 features a 41mm Titanium case. Powered by the 7057 caliber with 25j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-298d3ab6950e]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1966

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