Seiko Cal. 5645 - 166

The 5645-166 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5645 caliber with 32j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-83a1562e8f98]

Also known as: Monster, Rally

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1982

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