Sigma ring Material:18ct Rose Gold tantalum is especially popular for

tantalum is especially popular for those looking for alternative men's wedding bands

Perfect for those seeking a heavy statement accessory that exudes luxury or an alternative engagement ring for men

35 carat round bright green emerald

Pairing the geometric style of the tourmaline with the curving shapes of the ring makes for very visually exciting piece

This stunning piece forming part of McCaul’s Fairtrade collection is a stylish and unique ring which will make the wearer feel special every day

Sigma ring Material:18ct Rose Gold tantalum is especially popular forThis Sigma Ring has sweeping curves of 18ct white gold. The soft satin finish and burnished edges bring out the hue of the precious metal. Part of our Arris collection this ring was sculpturally shaped by hand carving wax creating a fluid and and curvaceous form. Suitable for both men and women, this ring can be worn as dress ring, pinky ring or men's engagement ring.