Seiko Cal. 6612 - 633

The 6612-633 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6612 caliber with 28j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-59136b855e9f]

Also known as: Silverwave, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1966

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