Seiko Cal. 7181 - 457

Seiko 7181-457

The 7181-457 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-f7aa73a01877]

Also known as: Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
13.3mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
100m
Dial Color
Black
Jewels
28j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1986

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seikata-wm-f7aa73a01877