Seven delicate diamond stations are encased in 18-karat yellow or white gold on a handcrafted necklace finished with a signature solitary ruby at the clasp. 16" length; 1 1/2" extender; 1/8" width.. Lobster clasp closure.. Total diamond weight: 0.32ct.. Color: G-H.. Clarity: SI1.. 18k yellow or white gold/diamonds/ruby.. By Roberto Coin; imported..