1990s Corum Platinum Réserve de marche Calendar Diamond-Set Bezel Silvered Guilloché Dial 73.109.79An extremely rare and highly collectible with an incredible 90s look Platinum Corum "Rserve de marche Calendar " reference 73. 109. 79 mid size 34mm with an outstanding silvered guilloch Dial. The Corum Rserve de Marche Calendar reference 73. 109. 79 from the 1990s is a striking expression of the brands penchant for blending technical refinement with bold luxury. Crafted in platinum, the watch exudes a substantial presence on the wrist, further