Comes with official valuation dated 22/7/2015 by a registered National Council of Jewellery Valuer for $6735 Australian Dollars. The 18ct yellow gold ring is set with a 0.55ct brilliant cut Diamond, Colour E/F, Clarity SI2, and is surrounded by a further 10 brilliant cut diamonds, colout G/H, Clarity SI/P, combined weight 0.11cts. The ring weighs 3.7 grams & is English ring size J.5. Use the following link to convert to other world ring sizes. http://www.onlineconversion.com/ring_size.htm FREE postage within Australia which includes, tracking, insurance & registered.