Seiko Cal. 6623 - 765

The Seiko 6623-765 represents an important milestone in Seiko's 1966 lineup. It features a Silver dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-edc205712fb0]

Also known as: UFO, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1966

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