Seiko Cal. 6231 - 523

Seiko 6231-523

The 6231-523 is a sought-after Solar piece from Seiko's golden era. Powered by the 6231 caliber with 32j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-d4a2f06c0fc8]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
41mm
Case Thickness
10.6mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Blue Sunburst
Jewels
32j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1972

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