Seiko Cal. 6650 - 679

The 6650-679 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6650 caliber with 28j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-bd6d27a34ce6]

Also known as: UFO, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1967

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