Seiko Cal. 4566 - 347

Seiko 4566-347

The 4566-347 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4566 caliber with 30j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-db9f1d0c0019]

Also known as: UFO, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
42mm
Case Thickness
10.5mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
White
Jewels
30j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1997

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