Van Cleef & Arpels Onyx and Diamond Butterfly Necklace
18 Carat Yellow Gold
A mark or a series of marks stamped on precious metal such as gold, platinum or palladium. The hallmark often denoted the place the item was made, the fineness of the metal and the year in which the item was hallmarked/made.
A term used to describe the severity of the internal and external inclusions in a gemstone. See The Four C’s for further information.
Derived from the Greek meaning ‘unbreakable’, diamond is a mineral, considered to be the most beautiful and rare of all gemstones. Diamond has been associated with love for centuries.
The diamond colour grading scale ranges from D to Z. See The Four C’s for more information.
A weight measurement of a gemstone or gold. The term is derived from the ancient used of carob seeds to balance scales when selling amounts of gold or gemstones. The term is often shortened to ‘ct’.
A chemical element with the symbol Au. Gold is a yellow, malleable metal which makes it perfect for use in jewellery making.
A black gemstone that occasionally has bands of white running through it. A variety of the chalcedony species of gemstone. Read more
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