Seiko Cal. 6137 - 647

This Spring Drive model from 1991 features a 44mm PVD Black case. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-c3ffbdd23210]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1991

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