Seiko Cal. 7131 - 305

Seiko 7131-305

This Solar model from 1974 features a 38mm Two-Tone case. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-20e0440bb463]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
38mm
Case Thickness
14.8mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Silver
Jewels
34j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1974

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seikata-wm-20e0440bb463