Seiko Cal. 7190 - 731

Seiko 7190-731

The 7190-731 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-d84d3b96d68b]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
15.4mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
32j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1983

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