Seiko Cal. 6642 - 649

This Quartz model from 1969 features a 35mm Two-Tone case. Powered by the 6642 caliber with 36j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-881861ce9461]

Also known as: Crown, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1969

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