Arnold & Son - HM Perpetual Moon Gold Blue Dial 1GLAR.U01A.C123A

Model: 1GLAR.U01A.C123A Description: 42mm - With an 18k red gold case this watch has a sapphire crystal over the dial.  The crystal is coated with an anti-reflective treatment on both sides. The lacquered guilloché dial is blue and displays a golden moon and stars on the top half of the dial.  This watch is powered by the manual wind A&S1512 in-house caliber movement. This is one of the most precise moon phase calendars on the market with only a one day deviation every 122 years.  The functions include hours, minutes, and moon phases. The watch has a double barrel for a  power reserve of 90 hours and is water resistant up to 30 meters. The hand-finished movement can be viewed through the exhibition case back. The watch is on a hand-stitched brown alligator strap with an 18kt red gold tang buckle.