High value diamonds, such as these 20.7 ct diamond accompanied by a 10.07 ct diamond, are starting to return to the auction houses

Christie’s will hold its spring auction in Hong Kong on May 26, offering a selection of white and colored diamonds as well as jadeite jewelry. Other items include rare period pieces, signed jewels and a wide range of jewels offered at no reserve.

Leading the May sale is a pear-shaped 20.70 carats, D color and Flawless clarity diamond pendant. The diamond, graded excellent polish and excellent symmetry, is mounted with a 10.07 carats pear-shaped D color and Internally Flawless clarity diamond. Both stones are Type IIa. The auction house did not publish an estimated value for this item,

Also on the block is a necklace boasting 56 colored diamonds, including stones certified fancy deep, vivid and intense pink as well as blue, yellow and green diamonds. Estimated at $1.35-1.9 million, the total weight of the diamonds in this unusual jewel is 14.67 carats.