Seiko Cal. 6642 - 886

This Spring Drive model from 1986 features a 44mm Hardlex-Coated Steel case. Powered by the 6642 caliber with 26j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-2563dc3c4440]

Also known as: Tuna, Pogue

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1986

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