David Yurman 'Mosaic Collection' Double Strand Multi-Stone Necklace in 18k Yellow Gold and Sterling Silver

David Yurman 'Mosaic Collection' double strand necklace with tumbled prehnite beads with gold spacers and a multi-stone clasp push clasp with a bezel set diamond, peridot, quartz, and prasiolite in 18k yellow gold and 925 sterling silver.  ID#: NEC785 Diamond: One (1) bezel set, round brilliant cut diamond measuring approximately 3.1mm in diameter with an estimated 0.11ct diamond weight.  Other Stones: One (1) bezel set, round checkerboard facet peridot stone measuring approximately 8.3mm in diameter.  One (1) bezel set, cushion cut checkerboard faceted prasiolite stone measuring approximately 11.8mm x 11.8mm  One (1) bezel set, rectangular checkerboard cut green quartz stone measuring approximately 19.1mm x 10.9mm  One (1) bezel set, triangular checkerboard faceted smoky quartz measuring approximately 10.2mm x 9.4mm  One (1) bezel set, round checkerboard facet tourmaline stone measuring approximately 4.3mm in diameter.  Metal: 18k yellow gold, sterling silver 925 Length: 18"  Clasp Dimensions: 36.0mm x 29.3mm  Weight: 153.39g Markings: '©D.Y.' '750' '925'