URWERK UR-103T RG – Open Sapphire Crystal Wandering Hours Display in Red Gold
URWERK UR-103T RED GOLD
Overview
The URWERK UR-103T RG represents one of the most refined interpretations of the UR-103 platform. Executed in red gold, it combines the organic architecture of the early URWERK case design with the openness of the large curved and domed sapphire crystal.
Unlike earlier closed configurations, the UR-103T exposes far more of the satellite system beneath. The display feels lighter, more mechanical, and more immediate, revealing the full wandering hours complication.
Case and Sapphire Crystal
The case is crafted in red gold, combining polished surfaces with sculpted curves that define the unmistakable silhouette of the UR-103 series.
Its defining feature is the oversized sapphire crystal structure. Extending across much of the upper case, the design opens the watch visually, exposing and rotating hour satellites beneath and the orbital cross, which resembles the legs of a tarantula, hence the T in the name.
This transparency changes the character of the UR-103. The mechanics become part of the external architecture rather than remaining hidden underneath it.
Satellite Wandering Hours
The UR-103T RG displays time through URWERK’s wandering satellite complication.
Four rotating hour satellites travel across a 120-degree minute track positioned at the lower section of the display. As one satellite completes its journey, the next rotates into position, creating a continuous and fluid reading of time.
The exposed sapphire construction allows the wearer to observe the transition of the satellites and orbital mechanism in motion, reinforcing the mechanical depth of the display.
Control Board
Turning the watch over reveals the UR-103 control board.
Integrated into the caseback are additional indications including:
• Power reserve indicator
• Running seconds display
• Fine adjustment screw for precise regulation
This instrumentation approach became one of the defining characteristics of early URWERK watches, treating the movement more like a mechanical device than a traditional dial-based watch.
Movement
The UR-103T RG is powered by the automatic URWERK calibre developed around the satellite wandering hours complication.
The movement combines a central carousel, planetary gearing, and rotating satellite modules to maintain precise alignment throughout the display cycle. The architecture was designed not only for visual effect, but to ensure stability and reliability during continuous operation.
Design Intent
The UR-103T RG balances mechanical exposure with warmth of material.
The openness of the sapphire crystal contrasts with the density and richness of the red gold case, creating a watch that feels both architectural and organic. It remains one of the clearest expressions of early URWERK design language.
Rarity and Condition
The UR-103T RG was produced in limited numbers as part of the UR-103T series.
This example has undergone full inspection and servicing by URWERK watchmakers and is presented in excellent condition.
Supplied with:
• Original URWERK box
• New strap
• UR-LEGENDS three-year warranty
UR-103
Dimensions
- Length: 50mm
- Width: 36mm
- Height: 13.5mm
Wrist size in video: 17cm (6.7in)
Why buy from us?
Any URWERK bought from our official Pre-Owned collection is covered with our Pre-Owned two-year international warranty, for your peace of mind.
Our Certified Pre-Owned watches are refurbished, serviced and tested by our own watchmakers. Ensuring the URWERK quality is upheld. Enabling you to purchase a pre-loved URWERK in exceptional condition as close to as good as new as you fill find.
Please be aware that due to the protection of endangered species our watches cannot be shipped on Alligator leather straps. As this can result in major delays in you receiving your new purchase.
Leather straps can be purchased separately.
Your new timepiece will be delivered on our Baltimora technical fabric strap, backed with calf-leahter for comfort.
We have you covered; as a thank you for choosing URWERK, we ship worldwide free of charge. Fully tracked and traced.
Nice and Simple. But remember we DO NOT cover local import taxes and duties outside of Switzerland. These are the responsibility of the client. So please before making a purchase check with your local authorities regarding any possible fees.
Delivery Options
Watches will be shipped using the best courier service based on your location. Please note, deliveries are not made on Bank Holidays or Sundays. Please allow additional time, if ordering on or near public holidays or weekends. Delivery will commence once payment is secured depending on payment type.
Important Information
Please check that the shipping address is correct as we are unable to redirect orders once they're in transit, and we are unable to deliver to PO box numbers.
Before we can despatch your purchase, we may need to confirm your details with your card issuer. Please ensure that your billing address matches that kept on record with your card issuer. We will do our best to minimise any delay. Occasionally we may need to contact you to confirm additional security details before shipping your order.
Insurance
Your purchase is insured whilst in transit until it is delivered to you. We require a signature for any goods delivered, at which point responsibility for your purchased goods passes to you. If you do not receive the goods in person (i.e. for gift orders or where an item has been signed for by a concierge/reception desk) then the person who signs for the package confirms receipt and is accountable for the package.
The Buyer is required to inspect the Products upon delivery. Any defects must be reported without delay and no later than seven (7) days from receipt.
Returns of watches can only be for defects upon delivery.
Please use this number to contact us: +41 22 900 20 25
