Seiko Cal. 5227 - 903

This Hand-Winding model from 1974 features a 36mm Gold-Plated case. Powered by the 5227 caliber with 31j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-67481d546d01]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1974

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