Seiko Cal. 6699 - 681

The 6699-681 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6699 caliber with 31j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-d4fa6fede5bf]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1977

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