ANONYMOUS 19th century 18K rose gold and enamel collar watch with a two-tone gold and rose-cut diamond clasp representing a monogram. Case: savonnette, front and back in translucent blue enamel on guilloché gold (missing and restored), in a pearl surround. Dial: white enamel, painted numerals and blued steel 'Breguet' hands. Movement: flat with cock. Diameter: 27 mm. Total gross weight: 26.03 g. Condition report on request Condition report on request