Seiko Cal. 6163 - 234

This Hand-Winding model from 1977 features a 35mm Titanium case. Powered by the 6163 caliber with 26j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-d9aaa5d67b39]

Also known as: Sumo, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1977

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