Earring different silver oxy + silver plated

Dangels made of 925 sterling silver, oxidized silver and silver plated. Although both earrings are different, they form a pair!

Material: Oxidized silver:
This piece of jewelry contains oxidized silver, this is a surface treatment. It is possible that the oxidized layer will fade over time due to wear.

Material: 925 sterling silver
Sterling silver is a white, highly reflective precious metal composed of 92,5% pure silver and 7,5% alloy, usally copper. Copper provides the silver with sufficient hardness and wearing qualities, as pure silver is sometimes considered too soft to be used and worn every day. Our silver jewelry is nickel free. 

Material: Gold Plated
Gilding is the covering of an object with a layer of gold. This article is dipped in a gold bath which causes the silver to be completely covered with a layer of 14 carat gold. Showing a beautiful glossy finish with a layer of real gold which is also called silverplated or goldplated.