11CTW DIAMOND RIVIERA NECKLACE: One hundred and eleven round full cut diamonds prong set in 18k yellow gold. Graduating in size from .61pts to .07pts, G-H color and VS1-SI1 clarity. Approx. 24 grams, 16''l., pressure clasp with hidden safety, marked 18k. With copy of 1999 insurance appraisal, replacement cost $13,850.00.