Seiko Cal. 5643 - 572

Seiko 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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