Seiko Cal. 6680 - 708

The Seiko 6680-708 represents an important milestone in Seiko's 1978 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-4ba1cf9ec5fa]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1978

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