Seiko Cal. 6687 - 515

The Seiko 6687-515 represents an important milestone in Seiko's 1968 lineup. Powered by the 6687 caliber with 34j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-29c2dfdaeea6]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1968

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