Seiko Cal. 4583 - 278

This Spring Drive model from 1975 features a 45mm Titanium case. Powered by the 4583 caliber with 30j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-93f4a9116c5c]

Also known as: UFO, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1975

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