Leading the Way in Excellence, Safety, and Innovation

Sitara Diamond was established in 2009 and specializes in the polishing of diamonds, supplying high-quality, polished diamonds to the world’s leading luxury jewelry and watch brands. The factory is located in chiang-mai  Thailand, With over 150 dedicated employees, each plays an integral and active role in delivering precise, high-quality work and ensuring timely deliveries. Their commitment enables us to provide the most efficient and reliable service to all our clients, maintaining the highest standards of excellence in every aspect of our operations.

Our Core Values

Ensuring the safety of our employees is a priority. Given the precise nature of  natural diamond polishing, we maintain strict safety protocols, provide protective gear, and offer regular safety training. The health and safety of our workforce are at the core of our operations.

Woman in a factory with a microscope and a blue shirt

We are proud of our highly skilled workers, each with years of experience. We invest in continuous professional development, ensuring our team remains at the forefront of diamond polishing techniques and technologies. This expertise drives the excellence of our products.

Womans in a factory with a blue shirt

To stay ahead in a rapidly evolving industry, we integrate cutting-edge diamond polishing technology into our operations. This ensures high precision and efficiency while providing our employees with the tools to achieve the highest standards of work. A Collaborative Work Environment
We believe that a team-based approach is key to our success. Collaboration is at the heart of our operations, with open communication and shared ideas driving continuous improvement at all levels of the organization.

man in a factory with a blue shirt

At Sitara Diamond, sustainability is a key aspect of our corporate responsibility. We minimize waste in the diamond cutting process, reduce energy consumption, and implement environmentally responsible practices throughout our operations. Our factory meets modern sustainability standards, and we continuously explore new ways to reduce our environmental footprint. The factory is equipped with modern lighting and ventilation systems for a comfortable and productive work environment.

Diamond lathe

We support the personal and professional growth of our employees by offering various training programs and workshops. These opportunities help our team members enhance their skills and advance in their careers, contributing to a motivated and dedicated workforce.

Factory women in blue shirts sitting on a bench outside

A Culture Built on Employee Care

At Sitara Diamond, we strongly believe that our employees are the pillars of our success. We promise to pay fair wages, provide safe working conditions, and invest in their happiness and professional development. We have a policy that strictly prohibits child labor or forced labor, and we are committed to maintaining a drug-free workplace, with regular random drug testing.

Our employees, many of whom are family members of current staff, are a testament to the trust and satisfaction they experience working at Sitara. The environment we cultivate is one of respect, collaboration and care .

A man examines a diamond with a magnifying glass

Sitara Diamond – where precision meets innovation, excellence drives every cut, and quality shines in every diamond.

let's create Something
beautiful together

Upload Sketches and Designs for a Quote

Here you can upload your sketches and designs, receive a quick, accurate and secure response from us. We guarantee professional and prompt service, while ensuring the privacy of your information.

*sample sketch

×