Seiko Cal. 5623 - 789

This Automatic model from 1991 features a 38mm Titanium case. Powered by the 5623 caliber with 21j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-6559318e3b14]

Also known as: UFO, Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1991

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