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18kt white gold round cut diamonds signature hidden ruby
18kt rose gold pyramid design round cut diamonds signature hidden ruby
18kt white gold pyramid design round brilliant cut diamonds signature hidden ruby
18kt rose gold 4.64ct green malachite 0.186ct pavé-set diamonds hidden 0.005ct ruby on the inside of the band
18kt yellow gold cocktail band round cut 0.19ct diamonds highly polished
18kt yellow gold polished finish ruby malachite white diamond
18kt yellow gold flower charm hidden ruby
18kt white gold Symphony diamond ring from Roberto Coin featuring 18kt white gold, thin band, round cut diamonds and round cut ruby.
18kt rose gold thin band round cut ruby round cut diamonds circle motif
18kt yellow gold Pois Moi band ring from Roberto Coin featuring 18kt yellow gold, thin band, round cut ruby, round cut diamonds and circle motif.
18kt rose gold thin band highly polished finish round cut ruby circle motif
18kt white gold thin band circle motif round cut ruby highly polished
18kt yellow gold thin band polished finish circle motif round cut ruby
From Roberto Coin's Black Jade collection, this 18kt rose gold ring features 0.136ct white diamond embellishment and a 4.04ct quartz embellishment.
From Roberto Coin's Princess Flower collection, this 18kt white gold ring features four petal motifs embellished with pavé set 0.474ct white diamonds and a 0.018ct ruby on the inside of the band.
18kt yellow gold 0.04ct round cut diamonds 0.018ct round cut ruby flower charm
18kt rose gold Princes Flower diamond and mother of pearl ring from Roberto Coin featuring 18kt rose gold, G/VS diamonds colour and clarity, mother-of-pearl and total diamond weight.
18kt yellow gold Princess diamond double ring from Roberto Coin featuring 18kt yellow gold, pavé-set diamonds, G/VS diamonds colour and clarity and total diamond weight.
18kt white gold Princess Flower diamond ring from Roberto Coin featuring 18kt white gold, round brilliant cut diamonds, G/VS diamonds colour and clarity, flower charm and total diamond weight.
18kt white gold Princess Flower diamond ring from Roberto Coin featuring 18kt white gold, G/VS diamonds colour and clarity, total diamond weight and flower charm.