Seiko Cal. 5673 - 731

Seiko 5673-731

The 5673-731 is a sought-after Kinetic piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-712bb73d8189]

Also known as: UFO, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
14.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Silver
Jewels
23j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1977

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seikata-wm-712bb73d8189