Seiko Cal. 6655 - 597

This Automatic model from 1988 features a 39mm Hardlex-Coated Steel case. Powered by the 6655 caliber with 20j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-2b5cbabd8cd2]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1988

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