FAQ
46
Are hydrothermal emeralds durable?
Yes, hydrothermal emeralds are more durable than natural emeralds, as they are less prone to cracking or chipping.
47
Can hydrothermal emeralds be distinguished from natural emeralds?
It can be challenging to distinguish hydrothermal emeralds from natural emeralds with the naked eye. However, gemologists can identify them through specialized testing equipment that measures their optical properties.
48
Are lab-grown sapphires real sapphires?
Yes, lab-grown sapphires have the same chemical composition and physical properties as natural sapphires.
49
Are lab-grown sapphires cheaper than natural sapphires?
Yes, lab-grown sapphires are generally more affordable than natural sapphires.
50
Do lab-grown sapphires look different from natural sapphires?
There may be some differences in appearance, such as a more consistent color, but they are virtually identical in terms of physical and chemical properties.
51
Are lab-grown sapphires ethical?
Yes, lab-grown sapphires are a more ethical and sustainable option than natural sapphires.
52
Can lab-grown sapphires be passed off as natural sapphires?
It is illegal and unethical to misrepresent lab-grown sapphires as natural sapphires. However, they can be identified through various testing methods.
53
Are lab grown sapphires more durable than mined sapphires?
No, the durability of lab grown sapphires is the same as that of mined sapphires. Both types of sapphires are extremely hard and scratch-resistant, making them ideal for everyday wear.
54
How do I know if a sapphire is lab grown or natural?
In most cases, it's difficult to tell the difference between lab grown and natural sapphires with the naked eye. However, a gemologist can use specialized equipment to identify the origin of the stone.
55
How are lab-grown diamonds different from mined diamonds?
Lab-grown diamonds are created in a laboratory setting, while mined diamonds are formed deep within the earth's mantle over millions of years. Lab-grown diamonds have the same chemical and physical properties as mined diamonds, but are generally less expensive and have a smaller environmental impact.
56
Are lab-grown diamonds just as valuable as mined diamonds?
The value of a diamond is based on several factors, including its quality, size, and rarity. While lab-grown diamonds can be less expensive than mined diamonds, they can still be valuable depending on these factors.
57
Are lab-grown diamonds eco-friendly?
Lab-grown diamonds have a smaller environmental impact than mined diamonds, as they do not require mining or excavation. However, the energy required to create lab-grown diamonds can still have an environmental impact.
58
Can lab-grown diamonds be re-sold?
Like any other diamond, lab-grown diamonds can be resold. However, their value may be lower than a comparable mined diamond due to their lower cost and availability.
59
Is lab grown diamond real ?
Yes, lab grown diamond is real diamond, are essentially identical to natural diamonds in terms of chemical, optical and physical properties and crystal structure, also the 4C standard is exactly the same. Jewelers can’t tell the difference, only a professional diamond testing agency can tell the difference
60
How long does it take to customize a lab grown diamond ?
It is about 30-60 days for loose diamond, depend on what cutting, sizes and color you want. All custom lab grown diamonds can be issued with IGI certificates, it will take about 10 days. For lab grown diamond jewelry, it needs about 15-25 days, same as our custom jewelry.
Wuzhou Tianyu Gems Co., Ltd. located in the world renowned artificial gem city-Wuzhou, Guangxi, was founded in 2001. We are a professional high-end gem processing and custom jewelry manufacturer. We specialized in solid gold, 925 sterling silver fine jewelry, 24K pure gold jewelry, Lab grown diamond, moissanite, synthetic emerald, lab grown gemstone etc.
Tel/ WhatsApp: +86 13481477286
E-mail: tianyu@tygems.net
Address: No.69 Xihuan Road Wan Xiu District, Guangxi Zhuang Autonomous Region, China
Copyright © 2026 Wuzhou Tianyu Gems Co., Ltd. - www.tygems.net | Sitemap