1, different technology is one of the main differences between Chow Tai Fook's tmark series and ordinary products. Tmark series products adopt the patented technology of cutting-edge nano-processing, and the imprint is more subtle than before. Ordinary Chow Tai Fook products are mainly machined or hand-made.
2. Judging from the after-sales service of Chow Tai Fook's tmark series and ordinary products, tmark series diamonds have exclusive codes on them, and the above codes are product warranty. When you need after-sales service, you can take tmark series products directly to any branch. Ordinary Chow Tai Fook products need to issue an after-sales guarantee.