Seiko Cal. 6351 - 803

This Hand-Winding model from 1975 features a 46mm Titanium case. Powered by the 6351 caliber with 20j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-c01c1e57defe]

Also known as: Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1975

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