Seiko Cal. 0723 - 545

This Spring Drive model from 1977 features a 34mm Hardlex-Coated Steel case. Powered by the 0723 caliber with 24j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-72ce6608abf8]

Also known as: Samurai, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1977

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