Seiko Cal. 5643 - 572

The 5643-572 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5643 caliber with 17j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-2a04fb7df50e]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1967

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