Seiko Cal. 6337 - 632

This Spring Drive model from 1973 features a 36mm Two-Tone case. Powered by the 6337 caliber with 27j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-34971d42adf9]

Also known as: Monster, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1973

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