Seiko Cal. 4546 - 782

This Spring Drive model from 1977 features a 40mm Stainless Steel case. Powered by the 4546 caliber with 17j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-9464c0f242ce]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1977

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