Seiko Cal. 7031 - 648

Seiko 7031-648

The 7031-648 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-6df121ebc243]

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
40mm
Case Thickness
15.1mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
40m
Dial Color
Burgundy
Jewels
33j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1985

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seikata-wm-6df121ebc243