Seiko Cal. 4491 - 174

This Hand-Winding model from 1972 features a 41mm Gold-Plated case. Powered by the 4491 caliber with 20j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-f511bba42029]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1972

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