Seiko Cal. 5687 - 600

The Seiko 5687-600 represents an important milestone in Seiko's 1988 lineup. It features a Black dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-880b0ed090a2]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1988

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