Custom: 10k yellow gold diamond and tanzanite necklace

Create 10k yellow gold custom mounting for customer's pear shaped diamond and 2 oval tanzanites.

The pear shaped diamond is .48 carats and measures 6.23 x 4.23 x 3.07 mm.
The oval tanzanites are both approximately 5 x 3 mm and have a total carat weight of .41 carats.

The stones are prong set and stationed on a 10k yellow gold, 1.5mm diamond cut cable chain with a lobster clasp. The total length of the necklace is 20" with a jump ring at 18".