Seiko Cal. 6687 - 304

The Seiko 6687-304 represents an important milestone in Seiko's 1981 lineup. Powered by the 6687 caliber with 24j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-32be3ab69ccb]

Also known as: Goldfeather

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1981

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