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10% OFF | Xmas Selections

Xmas FREE worldwide shipping over US$125

Quality Promise and Warranty

Cella Development Co., Ltd. is the owner of the ME30 brand trademark. ME30 is a sustainable jewelry brand. All products are designed and manufactured by the company, using exclusive pearl craftsmanship that follows the exclusive craftsmanship of Mallroca Spain and high-quality metals.


All of our ME30 products purchased are subject to a "10-year warranty" for pearls and lab-grown diamonds, and a "2-year warranty" for jewelry, and will be exchanged or repaired within this period of time, given that these are not caused by improper use of the product.


If Lab-Grown Diamonds fall out or have manufacturing defects within 30 days from the date of purchase, a free replacement diamond will be provided for diamonds less than 0.01 CT. If the lost diamond is 0.3 CT, it will not be replaced.



1. Warranty are limited to the purchases from Cella Development Co., Ltd.’s cooperative dealers and ME30 online platforms. Cella Development Co., Ltd. has never authorized any individual operator to sell the company’s products on the Internet. In order to protect your rights, consumers are requested to choose formal channels to purchase ME30 products.


2. In order to ensure a good warranty quality, the warranty process is handled by Cella Development Co.. If you purchased from a authorized store, please bring your proof of purchase to the store, or send them back to Cella Development Co. for warranty repair procedures.


Exclusions and Limitations


  • There is damage caused due to misuse and/or failures caused by various human factors.


  • Damage due to poor maintenance, such as pits or breaking.


  • Damage caused by accident, user's misuse or modification of structure and function.


  • This warranty applies only to products purchased from the authorized platform and stores.