Seiko Cal. 5231 - 764

Seiko 5231-764

The 5231-764 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5231 caliber with 26j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-67442c8ee412]

Also known as: Monster

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
43mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Cream
Jewels
26j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1969

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seikata-wm-67442c8ee412