Seiko Cal. 6686 - 968

The Seiko 6686-968 represents an important milestone in Seiko's 1974 lineup. Powered by the 6686 caliber with 25j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-90e49328508c]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1974

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