Seiko Cal. 6692 - 539

This Automatic model from 1971 features a 37mm Stainless Steel case. Powered by the 6692 caliber with 23j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-4eea0398ead4]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1971

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