The only known pink gold Patek Philippe chronograph reference 530 retailed by Astrua Torino

A spectacular yellow gold Rolex triple calendar reference 8171 with moonphases and two-tone dial

An extremely rare, well-preserved and historically important yellow gold single pusher chronograph made by Patek Philippe in 1924

Left, an incredibly well-preserved yellow gold Patek Philippe reference 3448 perpetual calendar, and right, an equally impressive yellow gold Patek Philippe reference 3450 perpetual calendar with leap year indication, and Beyer-signed dial

An Omega Seamaster Ref. 2913-3, Railmaster Ref. 2914-1, Speedmaster Ref. 2915-2 and a Ranchero Ref. 2990 with 'Broad Arrow' hands

A Tiffany-signed Rolex Daytona reference 6239 with 'Paul Newman' dial

A Rolex Sea-Dweller reference 1665 prototype with 'single red' dial and no helium valve