Signed Tiffany & Co. This Scroll Motif Emerald & Diamond Pendant contains a rare AGL Graded 2.85 Carat CLASSIC COLOMBIA Emerald surrounded by approximately 11.8 carats of old mine cut diamonds set in platinum. The pendant is estimated as being circa 1880. It is accompanied by a GIA Certified Natural Salt Water Pearl necklace, measuring 20 inches in length, which separates into two sections which allows it to be worn as a choker or two bracelets. The necklace is estimated as being circa 1915, Further details: There are 105 old mine cut diamonds on pendant. The diamonds average H color Vs- Si clarity (graded while mounted). The necklace has 344 natural pearls and 108 mix cut diamonds.