Seiko Cal. 7066 - 435

The 7066-435 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7066 caliber with 23j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-861d6f7bbf4f]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1987

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