Seiko Cal. 6140 - 692

This Hand-Winding model from 1977 features a 34mm Hardlex-Coated Steel case. Powered by the 6140 caliber with 34j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-fc588ba64f39]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1977

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