Seiko Cal. 7163 - 623

Seiko 7163-623

The 7163-623 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7163 caliber with 17j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-1088b38fc846]

Also known as: Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
41mm
Case Thickness
13.2mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
Silver
Jewels
17j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1998

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seikata-wm-1088b38fc846