Rose Quartz, Ruby, Diamond, Gold Jewelry Suite. Photo Heritage Auctions

The suite includes a necklace, brooch and matching earrings: all pieces feature frosted carved rose quartz, enhanced by marquise-shaped rubies, accented by full-cut diamonds, set in 18k gold, earrings completed by posts and omega backs. Total ruby weight is approximately 12.45 carats. Total diamond weight is approximately 3.90 carats. Gross weight 311.70 grams. Necklace Length: 17 inches. Brooch Dimensions: 2-1/2 inches x 2-1/8 inches. Earring Dimensions: 3/4 inch x 7/8 inch - Estimate: $10,000 - $15,000.
*Note: earrings are designed for pierced ears, and are easily converted 

Heritage Auctions. 2013 April 29. Jewelry Signature Auction - New York - http://jewelry.ha.com