Jacob & Co Astronomia Sky Platinum, Limited Edition includes a 47mm platinum 950 and sapphire crystal case, with sapphire crystal back design, creating a celestial into a stunning timepiece. It is designed with a sidereal display, vertical month display, zodiac signs,...

Jacob & Co Astronomia Tourbillon - Black Gold includes a 50mm  crafted from 18K Gold. Every variation features four sapphire crystal windows installed throughout the side of the case, allowing for an unobstructed view of the four-arm vertical movement caliber at the...