Seiko Cal. 6310 - 844

This Quartz model from 1966 features a 40mm PVD Black case. Powered by the 6310 caliber with 28j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-199bdcbe787e]

Also known as: Shogun, Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1966

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