Seiko Cal. 5644 - 788

Seiko 5644-788

The 5644-788 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5644 caliber with 20j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-576f4fcc21f4]

Also known as: Monster

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
11.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
140m
Dial Color
Champagne
Jewels
20j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1979

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