Seiko Cal. 7183 - 631

Seiko 7183-631

The 7183-631 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7183 caliber with 31j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-b3c914df5972]

Also known as: Monster

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
44mm
Case Thickness
10.2mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
60m
Dial Color
Champagne
Jewels
31j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1987

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