Seiko Cal. 5623 - 685

This Automatic model from 1976 features a 45mm PVD Black case. Powered by the 5623 caliber with 33j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-33284273e96e]

Also known as: UFO, Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1976

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