The Richard Mille RM 51-02 Tourbillon Diamond Twister ref. RM05102 was introduced in 2015. Gem-set blades spiral out from the tourbillon across the dial, framed by a fully gem-set 18-carat white gold case, worn on a leather strap. Manual-winding tourbillon Calibre RM51-02; Power-reserve indicator; Gem-set 18-carat white gold case, 47.95 x 39.70 x 12.60 mm; Leather strap. Full set. Maker: Richard Mille. Reference: RM05102. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request. Case Size: 47.95 x 39.70 x 12.60 mm. Case Material: White gold. Movement: Manual winding — Calibre RM51-02. Dial: Black. Bracelet/Strap: Leather. Complications: Tourbillon; Power Reserve Indicator.