Seiko Cal. 6687 - 686

Released in 1970, the Cal. 6687 with design code 686 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-cbff05db3456]

Also known as: Goldfeather, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1970

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