Seiko Cal. 6137 - 660

This Hand-Winding model from 1988 features a 42mm Hardlex-Coated Steel case. Powered by the 6137 caliber with 20j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-4a0a9fb6e3c3]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1988

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