Seiko Cal. 7131 - 633

Seiko 7131-633

The 7131-633 is a sought-after Solar piece from Seiko's golden era. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-b0708ae5ed31]

Also known as: Helmet

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
36mm
Case Thickness
9.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
90m
Dial Color
Burgundy
Jewels
26j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1983

Related Models

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