Seiko Cal. 6687 - 563

The 6687-563 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6687 caliber with 34j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-0bb6bd1fa870]

Also known as: Samurai, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1977

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