Seiko Cal. 5645 - 584

The 5645-584 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-0efd1cbe5a40]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1991

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