UR-105M Iron Knight

Reference: UR-105M Iron Knight

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Case: stainless steel bezel with titanium case
Size: 53 x 39.5mm
Movement: hand-wound manufacture caliber UR 5.01
Function: wandering hours, retrograde minute, power reserve, and "oil change"
Dial: openworked
Hands: luminous hands and markers
Power Reserve: approximately 42 hours
Water Resistance: 30m
Caseback: control board with with "oil change" and power reserve
Strap/Bracelet: hand-stitched leather

Originally purchased in 2021, this Urwerk UR-105M Iron Knight is in excellent overall condition. The watch comes as a full set with its original box and papers. Goldsmith & Complications guarantees the watch's authenticity. All of our pre-owned watches are covered by the manufacturer's warranty. Learn more about our pre-owned watches.


This version of the Urwerk UR-105M Iron Knight has a stainless steel bezel and titanium case. The openworked dial showcases the brand’s signature wandering hours and retrograde minutes display. Its caseback is solid with sapphire crystal openings for the control board indicators.