Seiko Cal. 5257 - 322

This Hand-Winding model from 1973 features a 38mm Hardlex-Coated Steel case. Powered by the 5257 caliber with 18j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-ed75dec908bc]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1973

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