Seiko Cal. 6368 - 858

This Hand-Winding model from 1977 features a 40mm Titanium case. Powered by the 6368 caliber with 29j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-69be2f2b3f97]

Also known as: Tuna, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1977

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