What are sapphire crystals for watches made of?

Answer According to Europa star, an international provider of watch industry news, the sapphire crystals found in watches are "made of crystallizing aluminum oxide at very high temperatures. Chemically, s... Read More »

Top Q&A For: What are sapphire crystals for watches made of

What is a sapphire made of?

Sapphire is made of the mineral corundum in the aluminum oxide family and derives its color from chromium, titanium and iron. If chromium is abundant, the stone appears red and is considered a ruby... Read More »

How are crystals made?

Crystals come in a variety of colors, shapes and sizes. These differences are in part created in the way they are formed. Crystals are formed in multiple ways, dependent on available resources and ... Read More »

What are oil burning crystals made of?

Oil-burning crystals---often called crystal oil candles---are made from Pyrex scientific glass rods and tubes. The glass is hand-blown and molded into a candle shape. "Drips" are added by melting g... Read More »

What are jewelry crystals made of?

Jewelry crystals are commonly made of substances such as cubic zirconia, crystal glass, acrylic and stone. These substances are manufactured and/or crafted to resemble precious gems such as diamond... Read More »