Choose the metal, size, diamond and engraving – we'll take care of the rest.
The Mergez men's wedding ring is a narrow men's wedding ring for men who prefer understatement. A delicate, smooth band, paired with the Mergez ladies' wedding ring.
On request, we can adjust the ring to your specification – width, profile or surface finish. Engraving is free of charge; you provide the text directly with your order.
We will tailor the piece to your wishes. On request, we can set any other diamond shape or size into it and adjust the design to your specifications – just drop us a message.
Warranty: we provide a warranty on jewellery and diamonds in accordance with the terms and conditions of ULTIMATE-GEMS s. r. o.
“I think I've bought from almost every company on the Czech market, and I have to honestly admit that I truly regret some of those experiences — though that certainly doesn't apply to Mr Auředník, who is incredibly down-to-earth.”
Šárka M.“When I started looking for a lab-grown diamond supplier, I approached 3–4 companies. It was here that won the selection process — through their approach and quick response.”
Martina Vernerová“I appreciate the owner's welcoming approach. The pendant is beautiful. When I have my next big anniversary, I'll happily buy another piece.”
Michal OuškaMeasure the inside diameter of a ring that fits you well, or the circumference of your finger with a piece of thread — then compare it with our size chart (the “How to determine the size?” link next to the size selection). If you're not sure, message us on WhatsApp and we'll be happy to help. The size can also be adjusted free of charge after delivery.
Every piece is made to order, exactly to your configuration. Production takes approximately 2–4 weeks. Before dispatch, we will send you photos of the finished piece.
Yes, we supply an international IGI or GIA certificate with every diamond, confirming its parameters (carat, colour, clarity and cut).
Sirius jewellery is made to order to your specification, so under Section 1837 of the Czech Civil Code it cannot be returned or exchanged. Stones in stock are covered by the statutory 14-day period. Every piece also comes with free lifetime servicing, and we adjust the ring size free of charge after delivery.
We provide a warranty on jewellery and diamonds in accordance with the terms and conditions of ULTIMATE-GEMS s. r. o. We also supply an IGI or GIA certificate with every certified diamond.
Yes. On request, we can set any other diamond shape or size into the piece and tailor it to your wishes. Message us on WhatsApp or by email and we will prepare a quote.
Delivery costs CZK 149 within the Czech Republic, CZK 299 to Slovakia, EUR 30 to the rest of Europe and EUR 60 overseas. The parcel is always insured and the piece arrives in elegant gift packaging. Outside the European Union we supply without Czech VAT; any import duty and tax in the destination country is paid by the recipient.
Measure the inside diameter of a ring that fits you, or the circumference of your finger with a piece of thread, and compare it with the chart. We're also happy to help via WhatsApp.
| US | EU circumference (mm) | Diameter (mm) |
|---|---|---|
| 4 | 47 | 14,9 |
| 5 | 49 | 15,7 |
| 6 | 52 | 16,5 |
| 7 | 55 | 17,3 |
| 8 | 57 | 18,1 |
| 9 | 59 | 19,0 |
| 10 | 62 | 19,8 |