Seiko Cal. 4518 - 644

This Automatic model from 1973 features a 41mm Titanium case. Powered by the 4518 caliber with 17j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-ed6ab0971210]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1973

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