Sotheby's Hong Kong Jewelry Autumn Sale: 30ct pear-shaped diamonds, imperial green jadeite bead chains, Asian designers

On 7 October, Sotheby's Hong Kong will hold the "Magnificent Jewels I" Autumn Auction, featuring 136 pieces of jewellery. The focus is on 2 pieces of "Imperial Green" jadeite jewelry, a pair of pear-shaped loose diamonds weighing more than 60 ct, and collectible works by Chinese designers such as Cindy Chao, Feng J, and Wallace Chan.

A total of 41 "Imperial Green" jadeite beads are strung in sizes from 13.95-13.90x13.70 to 11.85-11.80x11.60mm, all of which have been identified by Gübelin as natural A-cargo jadeite with diamonds and rubies in the buckle section.

Set with a 'Blessing of God' Imperial Green jadeite pendant, identified by Gübelin as a natural A-carte jadeite, paired with a round-cut diamond.

The two pear-shaped diamonds, weighing 31.46 ct and 30.00 ct, were both D and Flawless clarity graded by GIA as Type IIa diamonds.

A 32.74ct round-cut diamond with a GIA grade of D and Flawless clarity as a Type IIa diamond.

The center stone is a 3.79ct pear-cut blue diamond and a 4.53ct pear-cut diamond with a Fancy Intense Blue color grade and IF clarity grade; Colorless diamonds reach D and IF clarity grades with curved moonstones and round-cut diamonds.

The center stone is a 6.78ct square cut pink diamond identified by GIA as Fancy Intense Pink with SI2 clarity grade and accented with round-cut garnet.

The center stone is a 10.26ct oval-cut pink diamond graded by GIA as Fancy Deep Orangy Pink Grad, IF clarity grade, accented with round-cut diamonds.

Set with engraved emeralds, ruby beads, onyx beads, round cut and rose-cut diamonds, the pendant can be detachable for wearing as a brooch.

The center stone is a 7.64ct oval-cut ruby from Myanmar, identified by Gübelin and SSEF and unheated, a "pigeon blood red" ruby embellished with faceted diamond beads.

The center stone is a 10.45ct cushion-cut sapphire from Kashmir identified by Gübelin, SSEF and AGL, where AGL identifies it as a "royal blue" sapphire with a shield-cut diamond on each side of the center stone.

The center stone is a 1.93ct heart-cut blue diamond graded by GIA as Fancy Vivid Blue and the shank is made of platinum.

The center stone is a 16.73ct stepped cut emerald, identified by SSEF and Gübelin in Colombia, unoiled, with a trapezoidal cut diamond on each side of the center stone.

The center stone is a 15.23ct pear-cut yellow diamond graded by GIA for Fancy Vivid Yellow and IF clarity, with a pear-cut diamond on each side of the center stone.

Set with old-fashioned European, round and rose-cut diamonds.

The center stone is a 7.66ct cushion-cut Paraíba tourmaline from AGL graded in Brazil, possibly cryogenic treated with pear-cut diamonds and round-cut Paraíba tourmaline.

Set with 3 curved-cut emeralds with pear-cut emeralds, pearls and round-cut diamonds with a quartz movement.

The cicada's eyes are 2 rubies, the forefoot holds a cushion-cut diamond, the head and body are set with opal and lapis lazuli with engraved amethyst, the wings are carved from crystal quartz and lined with white mother-of-pearl, the veins are partially made of titanium, and are embellished with round-cut diamonds, sapphires and pink sapphires.

The center stone is a 1.81ct oval-cut diamond identified by GIA as D-color, VVS2 clarity grade, accented with a round-cut ruby painted with a pale yellow lacquer.

Set with 2 square-cut E-colored diamonds weighing 1.07ct and 1.03ct with VVS2 and VVS1 clarity levels, accented with marquise and round-cut diamonds.

The ring body is made of titanium and set with curved rubies, round-cut diamonds, and round-cut colored sapphires.