Seiko Cal. 6623 - 750

This Spring Drive model from 1982 features a 40mm Hardlex-Coated Steel case. It features a Green dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-6c5122453739]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1982

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