Seiko Cal. 3831 - 223

Seiko 3831-223

The 3831-223 is a sought-after Solar piece from Seiko's golden era. Powered by the 3831 caliber with 23j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-b6c5678ea07a]

Also known as: Helmet

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
14.5mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
200m
Dial Color
Silver
Jewels
23j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1967

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