Yellow gold is a natural chemical element, which means it cannot be manufactured and therefore considered rare. It is deep yellow in color and very dense. Like some other metals it is used as an alloy in jewelry to preserve its strength and beauty, typical gold alloys are 10, 14, and 18 karat. 24 karat is pure gold.
Tungsten Carbide is a metal processed with carbon, ground to a powder that is compressed at extremely high temperatures. It is permanently polished, highly durable and scratch resistant, 10 times harder than gold. Tungsten Carbide is charcoal grey color, and non allergenic.
Titanium is one of the new millennium metals, 99% pure Titanium, lightweight, highly durable and hypoallergenic with a grey luster.
Sterling silver is an alloy of silver containing 92.5% by silver and 7.5% of other metals, usually copper. The sterling silver standard has a minimum fineness of 925. Fine silver (99.9% pure) is generally too soft for producing functional objects; therefore, the silver is usually alloyed with copper to give it strength but preserving the ductility and beauty of the precious metal.
Chlorines and bleaches are very bad for your precious metals; they attack the alloy and cause discoloration and porosity, also removing rhodium and can damage many gemstones. Stop in and see us and we can help you care for your precious metal jewelry.