Seiko Cal. 6680 - 104

Released in 1970, the Cal. 6680 with design code 104 was part of Seiko's domestic market collection. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-29ba7cad5072]

Also known as: Samurai, Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1970

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