Seiko Cal. 5227 - 258

This Hand-Winding model from 1975 features a 34mm Stainless Steel case. Powered by the 5227 caliber with 33j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-f9b2b2d041a7]

Also known as: Bullhead, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1975

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