Seiko Cal. 6645 - 599

This Automatic model from 1978 features a 45mm Stainless Steel case. It features a Silver dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-2244a21bb5b3]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1978

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