Seiko Cal. 6247 - 937

This Spring Drive model from 1972 features a 40mm Two-Tone case. Powered by the 6247 caliber with 31j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-8d44e26a8328]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1972

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