572 A fine 18ct white gold dress ring featuring a rectangular checkerboard faceted light blue coloured 13ct aquamarine, flanked by six brilliant cut diamonds approximately .46 carats, 7 .6 grams total, [Diamond & Gemstone Bourse (Aust.) insurance valuation $8,300, $3,000–5,000 573 An 18ct gold ring set with 4.3ct aquamarine surrounded by brilliant cut diamonds .60ct, 7 .2 grams, [Diamond & Gemstone Bourse (Aust.) insurance valuation $5,595] $2,000–3,000 574 An 18ct white gold cluster dress ring set with 9.6ct emerald cut tanzanite surrounded by 44 channel set tapered baguette diamonds (clarity VS, colour G), additionally surrounded by 76 brilliant cut diamonds, [Valuation Professionals Insurance Valuation $31,198] $8,000–12,000 575 An 18ct white gold triple row mesh bracelet set alternately with 72 tanzanites and 72 brilliant cut diamonds, 23.1 grams, [Diamond & Gemstone Bourse (Aust.) Insurance Valuation $7 ,500] $2,000–3,000 576 An 18ct white gold ring featuring an oval faceted purplish-blue tanzanite, millegrain rims set in a pierced oval box mount and flanked to the side by three baguette diamonds, stamped “750” , [Diamond & Gemstone Bourse (Aust.) Insurance Valuation $4,650] $1,500–2,500 577 A pair of 14ct yellow gold cluster designed earrings set with oval tanzanites surrounded by brilliant cut diamonds, [Diamond & Gemstone Bourse (Aust.) Insurance Valuation $4,590] $1,500–2,500 578 A pair of large 18ct white gold hoop earrings each pave set with 72 brilliant cut diamonds, stamped “750” , diamond weight 3.00 carat, 11.5 grams total, [Diamond & Gemstone Bourse (Aust.) Insurance Valuation $7 ,495], $2,000–3,000 579 BULGARI White gold ring with yellow gold trim, stamped “Bulgari made in Italy 750” with serial number, 11.9 grams, $800–1,200 572 573 108