Seiko Cal. 6642 - 823

This Quartz model from 1990 features a 46mm Titanium case. Powered by the 6642 caliber with 34j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-16bc4d6a40ff]

Also known as: Bullhead, Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1990

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