❓Quiz: Can you tell from this image who used to own this GMT-Master? (hint: the thunderbolt sign on top right) Stamped on the gilt dial of this Rolex is the Tiffany & Co. signature – the first Tiffany & Co. 6542 to appear at auction. Though neither companies have provided any explicit dates, it is commonly accepted that Tiffany & Co. stamped Rolex dials between the late 50s to early 90s. The Rolex 6542 was produced between 1955 to 1959, providing only a tiny window for them to be Tiffany-stamped, hence their rarity on the market. Manufactured circa 1958, the watch was one of the earliest known Rolex wristwatches to be double stamped by Tiffany & Co., making it one of the most historically significant pieces to be ever offered at auction. ✅Answer: This amazing piece belongs to Japanese multidisciplinary artist and designer fujiwarahiroshi, and the thunderbolt sign is the logo of his creative agency #FragmentDesign. Sotheby’s is honoured to offer highlights from his private collection t...