CORUM.A VERY FINEAND RARE 18K WHITE GOLD, DIAMONDAND BLACK DIAMOND-SET TONNEAU-SHAPED SKELETONISED TOURBILLON WRISTWATCH SIGNED CORUM, GOLDEN BRIDGE TOURBILLON PANORAMIQUE, CASE NOS. 05.0035AND 2'331'897, CIRCA 2015 Movement: Cal. CO 382, manual, jewelled Dial: Skeletonised, signed Case: Baguette-cut black diamond-set bezel, pavé-set ends, bandAnd side of lugs, 38 mm. wideAnd 53 mm. overall length, signed With: 18k white goldAnd pavé-set diamond Corum double deployant clasp