Sartory-Billard SB10 Jumping Hour Black Sapphire | Choose Strap | LE300 | Pre-Order gold Framed by a platinum-coated outer

Framed by a platinum-coated outer ring with a refined sunburst finish

Oster Jewelers is a Persée Paris Authorized Retail Partner

- Stainless steel brushed and polished bracelet (sold separately)

Introducing the Instrument de Vitesse Indianapolis Blue

A mechanical tongue mounted on a tourbillon cage

Sartory-Billard SB10 Jumping Hour Black Sapphire | Choose Strap | LE300 | Pre-Order gold Framed by a platinum-coated outerThe Sartory Billard SB10 Jumping Hour Black Sapphire reimagines the independent luxury watch through a striking, contemporary display that eliminates traditional hands entirely. Instead, time is presented through ultra thin sapphire discs, with a large jumping hour aperture at six oclock delivering exceptional legibility and a dramatic, instantaneous change every hour. The minutes flow continuously along a luminous peripheral track, creating a