This vintage, MMA (Metropolitan Museum of Art] CLEO 1992 gold jewelry set; 14K gold clip on earrings, necklace pendant and ring. The necklace chain on the pendant is marked 916 (22K gold). 
This matching set are all accented with oval Garnet Cabochon, 8.0 x 6.0mm, and hand set with cultured seed pearls on the border. 
The pendant is 17.2 x 15.4mm, thirty (30) seed pearls. Necklace is 15".
The ring has thirty-eight (38) seed pearl, 17.5mm wide on top. size 6,75
The earrings has sixty-four (64) seed pears, size 17.5 x 16.0mm.
Total weight of pieces 25.7 grams (2.5g 22K & and 23.2 14K)
 Hallmark 1992 MMA CLEO 14K, 22K 916

MMA jewelry is made to reproduce the style of pieces within their museum, or special shows there for limited periods of time.