Seiko Cal. 4492 - 647

Seiko 4492-647

The 4492-647 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4492 caliber with 25j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-acc7cbb7e7ff]

Also known as: Sportsmatic

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
10.8mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
140m
Dial Color
Black
Jewels
25j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1966

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