Impressive diamond demi-parure, Harry Winston, and a diamond bracelet and a ring

The necklace designed as a graduated line of pear-shaped diamonds of yellow tint, suspending a detachable pendant set with two oval diamonds of similar colour, length approximately 390mm, signed Winston, mark for Jacques Timey, and a pair of ear clips, similarly signed and marked; together with a ring featuring a pear-shaped fancy yellow diamond weighing 16.03 carats, set between pear-shaped diamonds of near colourless tint, and a matching bracelet set throughout with pear-shaped diamonds of yellow tint, ring size 53, bracelet length approximately 175mm; fitted case stamped HW.

Accompanied by GIA report no. 2161030281, stating that the 16.03 carat diamond, measuring 22.52 x 15.36 x 7.56 mm, is Fancy Yellow, Natural Colour, SI1 Clarity. Necklace, pendant and pair of ear clips signed Winston, necklace, pendant and one ear clip with marks for Jacques Timey; band of ring engraved 16.02, referring to the weight of the central diamond (which weighs 16.03 carat according to the GIA certificate). All pieces stamped 750 for 18 carat yellow gold, ring additionally stamped Pt900 for platinum and % IRID PLAT. Total diamond weights estimated as following: necklace approximately 130.000 - 150.00 carat (largest oval estimated to weigh approximately 19.50 - 22.50 carat), bracelet approximately 65.00 - 75.00 carat, pair of ear clips approximately 17.00 - 20.00 carat, ring shoulders approximately 1.00 carat each, generally of yellow tint, VS-SI clarity (few I), as gauged and graded in mounting. Clasp secure, safety catches below. Little signs of wear to the metal. In very good condition. Total gross weight approximately 145 grams.
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Please note that colour, clarity and weight of gemstones are statements of opinion only and not statements of fact by Sotheby's. We do not guarantee, and are not responsible for any certificate from a gemological laboratory that may accompany the property. We do not guarantee that watches are in working order. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue, in particular to the Notice regarding the treatment and condition of gemstones and to the Notice regarding import of Burmese jadeite and rubies into the US.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD "AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."