This sapphire vintage drop pendant crafted in 14k yellow gold evokes the regal charm of a bygone era. The stunning pear-shaped sapphire is framed by a halo of shimmering pave set diamonds. This milgrain-edged pendant also features a bezel set diamond that connects to a diamond-studded bale for added brilliance.Gemstone Treatment - Gemstones are often treated in different ways to improve their appearance.Some Gemstone Treatments Usually Done:Heat treatment - Amethyst, tanzanite, tourmaline, citrine, topaz, aquamarine, ruby and sapphire gemstones are heat treated for enhanced clarity and brightness.Oiling - Oil is rubbed onto the surface of emeralds and rubies to reduce the visibility of fractures and improve brilliance.Diffusion - Chemicals are infused into sapphires for accentuating or changing their color.Dyeing - Black onyx gemstones are treated with coloring agents to enhance, intensify or improve uniformity of color.HPHT and Irradiation - Blue diamonds are irradiated to enhance optical properties followed by HPHT to make desired color alterations.Diamonds - All our white diamonds are non treated.Diamond Information:Diamond Color:HClarity:SI2Shape:Round,Round,RoundCreation Method:NaturalTreatment Method:Not-TreatedTotal Diamond Weight:0.34Total Number of Diamond:23