Seiko Cal. 6347 - 756

This Automatic model from 1977 features a 37mm PVD Black case. Powered by the 6347 caliber with 19j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-e8ed4ff3626d]

Also known as: Turtle, Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1977

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