JACOBI 'Pear' pendant made from layered agate,

JACOBI Pendant 'Pear' from layered agate, ap. 35 x 20 mm, 5 brilliant cut diamonds, totalling ap 0.1 ct, good colour and clarity, 18K yellow gold, 10.4 g, L x W: 58 x 25 mm, late 20th century, minimal signs of wear.