Product Description
The 7mm Polished Cobalt Wedding Ring has the presence of a traditional wide wedding band but in a modern alloy that is built for daily wear. At 7mm wide and around 2.3mm deep, it feels reassuringly solid on the hand, making it a strong choice for men who prefer a bolder design. The court style is a long-established favourite, with its rounded outer surface and curved inner fit. This shape allows the ring to slide on easily and remain comfortable throughout the day, even with continuous wear.
A polished cobalt wedding ring offers a bright white finish that compares closely to the look of white gold. The polished surface comes directly from the alloy, meaning there is no plating to wear through or replace. The shine enhances the classic court profile, giving a smooth reflective finish that suits both formal and casual settings. Many men choose cobalt because it provides the same refined look as precious metals but with added practicality.
Cobalt is known for its durability and strength. Although no ring will remain mark-free, this alloy will generally withstand everyday use better than gold, platinum or titanium. A polished cobalt wedding ring can cope with the routine knocks of daily life while retaining its shape and colour tone. This balance of appearance and resilience makes it a reliable choice for a wedding band that will be worn all the time.
Beyond jewellery, cobalt alloys are trusted in fields where performance really matters. They are used in surgical implants and hip replacements, which demonstrates their safety and reliability in contact with the body. Cobalt is also regarded as hypoallergenic, making it suitable for men who may have had reactions to other metals. For anyone concerned about long-term comfort, this property is an important advantage.
The ring is available in UK finger sizes N to Z+10, offered in a wide range of finger sizes, covering options rarely held in store by most jewellers. The 7mm width gives it a bold presence, while the comfort-fit design ensures that it remains smooth against the skin. For many, this size represents the perfect combination of impact and wearability, making it a popular option among wider wedding bands.
With its court profile and polished finish, this design delivers both tradition and modern performance. The material offers reassurance of strength, while the appearance remains classic and understated. A polished cobalt wedding ring in this width suits anyone wanting a bold, dependable band with a clean bright tone.
This ring is part of our wider collection of cobalt wedding rings. If you prefer something even larger, it is also available as an 8mm Polished Court Cobalt Ring. For those who would like the same width but with a different surface treatment, the design can be chosen as a 7mm Brushed Court Cobalt Ring.









I got married 10 years ago and saw these beautiful rings, so I was gutted my I lost mine, looking for a ring to replace my original, there was only one choice, I found the ring I bought for my wedding and reordered the same ring! Even after all this time the quality is still perfect.
Purchased this because my husband lost his original white gold wedding ring. This cobalt ring looks exactly the same and is excellent quality, I can’t tell the difference if I’m honest. I am very pleased with this purchase and can highly recommend this site. Very prompt service will use again.
Bought this as a replacement for my wedding ring as after losing eleven and a half stone it was too big for me. Ordered a size T and it fits perfectly and looks amazing. Highly recommend
Great quality ring, great price.
Very pleased with this purchase. The quality and finish surprised me, and the price is a no brainer. I’ll be using this company for any future purchases for sure.