Lab-grown Diamonds

Our lab grown diamond jewelry offers additional attributes, including eco-friendliness, impeccable cleanliness, vibrant top-tier colors, cost-effectiveness, and a design-friendly environment that empowers designers to express their creativity without excessive cost constraints.

Advancing Technologies

Using advanced devices, Extra Spark creates lab-grown diamonds of exceptional quality and brilliance that rival natural diamonds.

Jewelry ODM&OEM

Not only can our clients receive satisfactory and exquisite jewelry products, but they can also experience premium and punctual manufacturing services that surpass the quality standards of the industry.

EXTRA SPARK is a jewelry manufacturer that is committed to sustainability for over a decade and strikes to set new industry standard for innovation, transparency, and sustainability. With the help of a team of experienced material scientists in our lab, rough diamonds are grown with ultra-care.

Using advanced devices, Extra Spark creates lab-grown diamonds of exceptional quality and brilliance that rival natural diamonds. They prioritize transparency, sharing every step of the diamond's journey from the lab to the polished gem, while supporting a more ethical and environmentally responsible diamond industry.

Sustainable & Sparkly

Reduced Energy Consumption

While lab-grown diamond production requires energy, many producers prioritize sustainable practices. They employ renewable energy sources, such as solar or wind power, to power their facilities, further reducing carbon emissions.

Avoidance of Mining Operations

Lab-grown diamonds eliminate the need for traditional diamond mining, which involves extensive excavation, transportation, and other activities that contribute to carbon emissions.

Shorter Supply Chain

Lab-grown diamonds, on the other hand, are cultivated and processed in a single location, reducing the carbon emissions associated with transportation and logistics.


Contact Extra Spark team today to discover our lab grown diamond options and state-of-art jewelry manufacturing process.

Fast Response

Extra Spark's committed job coordinators are readily available to address inquiries and supervise your order throughout every step - starting from the initial design all the way to the final product.

Rich Experience

 As a jewelry manufacturer, Extra Spark has been dedicated to sustainability for more than a decade, continuously striving to establish groundbreaking benchmarks for innovation, transparency, and sustainability within the industry.

Optimal Customer Contentment

Extra Spark offers custom-made lab-grown diamonds and exquisite jewelry to meet the needs of our customers, ensuring their satisfaction.

Unparalleled Quality and Service

Extra Spark's utmost endeavor is to simplify the design and manufacturing process, making it as effortless as possible for you. Our goal is to create diamond and jewelry that brings joy to both you and your customers.