Seiko Cal. 5687 - 159

Released in 1993, the Cal. 5687 with design code 159 was part of Seiko's domestic market collection. It features a Silver dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-e35acb81dd6c]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1993

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