1. Bedat & Co. 188.550.910 The brand revives art deco elegance in this highlight of its new Extravaganza collection. The geometric, diamond-studded case is complemented by a dial composed of 12 mother-of-pearl segments. 2. BULGARI Serpenti Haute Joaillerie Continuing its interpretation of the snake motif, Bulgari's latest high jewellery creation is a secret watch crafted of white gold with diamonds and emeralds. It features no less than 763 stones and 223 grams of gold. 3. Graff Swan Diamond Watch In the tradition of 'Secret' watches, the wing of this elegant bird slides open to reveal a delicate timepiece. Set with 54ct of diamonds, the Swan is limited to one piece. 4. Alain Philippe The Blu Collection Known for producing feminine jewelled timepieces since 1875, the Swiss brand introduces the latest addition to its Blu Collection with approximately 17.7ct of diamonds set on 18-karat white gold. 5. Chopard Haute Joaillerie More than 27ct of brilliant-cut diamonds adorn this sparkling creation, with graded sizes taking the shape of a snail's shell around the dial. 6. Girard-Perregaux Cat's Eye Tourbillon Haute Joaillerie Combining high jewellery with haute horology, the diamond-encrusted dial reveals Girard-Perregaux's tourbillon with gold bridge. More than 700 hours of work go into placing the 287 stones and assembling the miniature mechanism.