Seiko Cal. 7172 - 641

This Hand-Winding model from 1966 features a 43mm Titanium case. Powered by the 7172 caliber with 25j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-11c52e82e1a3]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1966

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