Seiko Cal. 5687 - 663

This Hand-Winding model from 1989 features a 44mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-dca95ac74021]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1989

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