Seiko Cal. 5687 - 868

This Solar model from 1969 features a 41mm Titanium case. It features a Silver dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-771334fcc86c]

Also known as: Turtle, Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1969

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