Seiko Cal. 6691 - 895

This Quartz model from 1971 features a 37mm Two-Tone case. Powered by the 6691 caliber with 28j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-aaa6291f616a]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1971

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