An Antique Peridot, Diamond And Pearl Locket Pendant c.1880's. Photo Christie’s Image Ltd 2006

1 rectangular-cut peridot, weighing approximately 20.00 carats, 20 pearls with typical blemishes, numerous rose-cut diamonds, good color and clarity, mounted in gold, circa 1880, normal wear commiserate with age. Price Realised $7,200

The pearls have not been tested for natural origin 

Christie's. THE HOUSE SALE. 7 - 8 February 2006. New York, Rockefeller Plaza - http://www.christies.com