Seiko Cal. 5271 - 643

Seiko 5271-643

The 5271-643 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5271 caliber with 31j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-a8f2902e25ae]

Also known as: Samurai

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
37mm
Case Thickness
10.5mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Cream
Jewels
31j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1992

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