1. rang
The colorless crystal is clean and translucent as the standard. The color of the colored crystal itself should be uniform, pure and gorgeous. Amethyst and topaz are the more valuable varieties of crystals. The further classification of the two is the darker the color (but not dark as the standard) The better. Bunga qo'chimcha, it depends on the color and shape of the inclusion. Masalan, the more beautiful the color and pattern of the inclusion in the colorless crystal, the higher the value.
2. transparency
The more transparent the crystal, the better.
3. Cleaness
Under normal circumstances, it is difficult to obtain crystals without blemishes. The purer the better, but under special circumstances, the inclusion of special optical effects and beautiful patterns are more precious.
4. sifat
Under the same color and clarity conditions, the heavier the value, the higher the value.
Simply put: those crystals with pure color, richness, no impurities, good transparency, and large particles have high value, and vice versa. Especially those above 5 karatlar, the value is very high. Bundan tashqari, crystals of different colors are lucky stones of different constellations, which can bring blessing and care to the corresponding wearer, which is equivalent to amulets.
The cleaning and maintenance of the crystal has a great influence on the crystal. Crystals can be soaked and cleaned in mild soapy water or neutral solvents; crystals are brittle and cannot be cleaned with an ultrasonic cleaning machine. Do not wipe in case of dust. Use blowing dust to prevent surface scratches; store separately to prevent collision and friction; Corrosion, avoid direct sunlight.
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OEM / ODM Zargarlik buyumlari ishlab chiqaruvchisi o'z zargarlik buyumlarini ojizlashtiradi
Keling, boshlaymiz : Mo@kingjy.com
Guangzhou Jeyning Custance World Wewlass marjonlari markali ziraklarni suzadi 925 zargarlik buyumlari,Sterling kumush oltin 18k bilan qoplangan,14K,24K sariq oltin,oq oltin va Rose Gold.it Custom zargarlik buyumlari turli xil dizaynga ega,logo brend yoki mijozning talabiga binoan lazerni o'yma.
Bizning oylik ishlab chiqarish quvvatimizga bog'liq 50,000 Belgilangan bilaguzlamalar sig'dargohlari xiralashgan zargarlik buyumlari.,Zargarlik zanjiri do'koni,Outlet do'konlari,zargarlik buyumlari ulgurji sotuvchi,Savdogarlar va zargarlik buyumlari brendi kompaniyasi,professional ravishda taqqoslangan zargarlik buyumlari va yuqori sifatli mahsulotni ishlab chiqarishni yaratadi 925 Sterling kumush zargarlik buyumlari xizmati.