Seiko Cal. 7040 - 203

This Hand-Winding model from 1966 features a 46mm Hardlex-Coated Steel case. Powered by the 7040 caliber with 27j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-a61dafa978cc]

Also known as: Goldfeather, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1966

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