Seiko Cal. 4544 - 182

This Hand-Winding model from 1970 features a 45mm Titanium case. Powered by the 4544 caliber with 29j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-46cd760af734]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1970

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