Seiko Cal. 6665 - 623

The Seiko 6665-623 represents an important milestone in Seiko's 1976 lineup. It features a Silver dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-ead3416a3f56]

Also known as: Sea Horse, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1976

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