EF COLLECTION 14KY 3 Diamond Zebra Enamel Ring in Black & White. Size 6, 7. 14k gold enameled ring. 3 diamond accents of SI1-SI2 clarity, G-H color. Imported. EFCR-WL118. EF-80000ER-3-ZEB. Founded by Emily Faith in 2010, EF Collection features delicate pieces that can be worn and enjoyed every day with an elegant, sexy, and feminine feel. The brand focuses on the use of 14k golds with handset diamonds and precious stones. While each piece stands alone, they are enhanced when mixed, matched, layered and stacked.