Seiko Cal. 4445 - 642

The 4445-642 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4445 caliber with 17j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-0b3af75daf26]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1967

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