Seiko Cal. 4595 - 931

This Hand-Winding model from 1975 features a 45mm Hardlex-Coated Steel case. With its 18mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-27f897ea3562]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1975

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