Seiko Cal. 6699 - 606

The 6699-606 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6699 caliber with 24j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-582369bb153f]

Also known as: Sumo, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1973

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