Seiko Cal. 4593 - 305

This Spring Drive model from 1973 features a 35mm Titanium case. Powered by the 4593 caliber with 21j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-533da82c7a5b]

Also known as: Samurai, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1973

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