Silver pendant, circle decorated with oval lapis lazuli inside

Reference pl30
Material 925 ‰ Silver (925 parts out of 1000)
Height mm. 50
Height of the base excluding the hook mm. 45
Width mm. 35
Thickness mm. 5
Semi-precious gemstone Lapis Lazuli
Gem length mm. 14
Gem width mm. 10
Eyelet hole for necklace mm. 4 * 4
Weight in grams 6.6