Seiko Cal. 7138 - 924

Seiko 7138-924

The 7138-924 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-5123313faa26]

Also known as: Sumo, Silverwave

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
15.3mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
White
Jewels
30j
Frequency
36,000 bph
Power Reserve
62 hours
Year
1977

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