Seiko Cal. 6339 - 671

This Quartz model from 1987 features a 37mm Hardlex-Coated Steel case. Powered by the 6339 caliber with 33j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-1bd56cfad51e]

Also known as: Monster, Shogun

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1987

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