Seiko Cal. 5664 - 913

This Spring Drive model from 1985 features a 45mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-73f69c907af7]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1985

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