Seiko Cal. 0720 - 231

Seiko 0720-231

The 0720-231 is a sought-after Solar piece from Seiko's golden era. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-c7bff787ce42]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
40mm
Case Thickness
14.2mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
190m
Dial Color
Silver
Jewels
18j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1972

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