Perbandingan Batu-batu sintetis - natural vs Palsu. (Ruby Safir)
46:04
Inside The Gem Trade: Pigeon’s Blood Ruby | In Search Of Precious Stones | Ep 2/4 | CNA Documentary
18:01
How to tell if Sapphire is Real or Fake 🤔 DIY Tutorial 😁 Easy Gem Test 💎
6:49
How to check the difference between Unheated vs Heated Sapphire, Learn about sapphire
2:53
Cara Mengetahui Keaslian Batu Mulia
2:58
How To Distinguish Between A Natural Sapphire VS Synthetic Sapphire
6:01
Black sapphire, nilam dan ruby gondla dimana letak perbedaannya?
8:04
SAPPHIRE IDAMAN: UKURANNYA PAS, WARNA ROYALNYA TERBAIK PULA. HARGANYA "CUMA" 1.5 M 😍🤑
10:13