Seiko Cal. 6231 - 693

Seiko 6231-693

The 6231-693 is a sought-after Solar piece from Seiko's golden era. Powered by the 6231 caliber with 34j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-225b112f9ef4]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
34mm
Case Thickness
15.0mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Green
Jewels
34j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1982

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