Seiko Cal. 6687 - 665

This Hand-Winding model from 1986 features a 34mm PVD Black case. Powered by the 6687 caliber with 17j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-9517d4c67b3e]

Also known as: Turtle, Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1986

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