Seiko Cal. 6256 - 702

This Spring Drive model from 1974 features a 37mm PVD Black case. Powered by the 6256 caliber with 35j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-ac9239a20a9c]

Also known as: Bullhead, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1974

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