Topaz: The Versatile Gemstone

02
Jan
Garnet: The Deep-Colored Gemstone

01
Jan
Windows: Protection For Birds

07
Jul
Gold Quality – Hallmarking and Standards

03
Oct
Why Does Gold Tarnish And Change Its Color?

03
Oct
Silver Tarnishing – (Un)Wanted Coloration

28
Sep
Pearls: Why Are Some Ten Times More Expensive?

08
Sep
Jewelery Care: Are You Doing Everything Right?
Jewelery Care by Jurga: What’s Correct?

31
Aug