NEW MATERIALS
HOW TO CLEAN
The color change of silver is often associated with various
Improper storage, contact with aggressive media
When silverware has been in use for a long time
Quick cleaning of silverware saves time.
MINING AND REFINING
MINING AND REFINING Silver itself is quite often used
SILVER
Nielloed silver is a popular material for creating
The 75th hallmark can be found on new products as well as on
800 is referred to as the "table metal," its composition
Technical alloy differs in many ways from the usual
TYPES OF GOLD
TYPES OF GOLD Luxury costume jewelry does not differ visually from expensive costume jewelry.
TYPES OF GOLD Red and yellow gold of 585 proof are now the most
TYPES OF GOLD Pure 999 gold used to be impossible to obtain
GOLD TREATMENTS
585 is the most popular hallmark for gold jewelry
The carat system of counting samples is often unfamiliar
Pure gold is an expensive metal, so the hallmark
HOW TO CONTROL
HOW TO CONTROL Over the course of its existence, mankind has learned to
HOW TO CONTROL Platinum and silver are very popular
HOW TO CONTROL The range of jewelry is constantly expanding.
HOW TO CONTROL Practice shows that counterfeiting precious metals