A hardstone cameo bracelet, late 18th/early 19th century, set with a sequence of cameos in gold

A hardstone cameo bracelet, late 18th/early 19th century, set with a sequence of cameos in gold collet settings, the cameos including: an owl in white agate; two putti in pinkish agate, depicted standing with raised arms, a basket in the foreground; a rabbit in pinkish agate; a swan in agate; two depictions of Cupid in grey onyx; a pair of clasped hands in amethyst; Cupid in lapis lazuli; a spaniel dog in pinkish jasper; and a classical woman in profile in grey agate, largest cameo 1.9 x 1.4cm, bracelet length 18cm