Seiko Cal. 7180 - 257

Seiko 7180-257

The 7180-257 is a sought-after Solar piece from Seiko's golden era. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-f8687a55b947]

Also known as: Silverwave, Sea Horse

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
39mm
Case Thickness
14.4mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Black
Jewels
21j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1976

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