Seiko Cal. 7163 - 955

Seiko 7163-955

The 7163-955 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7163 caliber with 31j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-932182c20f4f]

Also known as: UFO, World Timer

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
12.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
190m
Dial Color
Champagne
Jewels
31j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1998

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