Cartier, an Art Deco sapphire and diamond charm pendant, early 20th century

Cartier, an Art Deco sapphire and diamond charm pendant, early 20th century, together with an enamel and diamond 'Mickey Mouse' charm pendant, early 20th century, comprising: a charm designed as a stylised dog set with baguette and tapered baguette diamonds, and a calibré-cut sapphire, mounted in platinum, length 1.5cm, faintly signed Cartier, faintly numbered 02583, partial maker's mark; together with a charm designed as Mickey Mouse, applied with black enamel and set with single-cut diamonds, length 1.5cm, French assay mark for platinum, possibly by Cartier, unsigned, one leg deficient