Ponsonby Diamonds

We are Diamond importers and wholesalers. We belong to the worlds largest Diamond trading networks with daily listings of over 1.6 million Diamonds valued at over 7.0 billion USD. Natural mined Diamonds and Laboratory grown Diamonds. We find Diamonds to suit any budget in any quality all certified by GIA, HRD, IGI grading reports. We don’t hold inventory as all of our purchases are made to order which makes us very competitive internationally.

If you have any requirements then please do not hesitate in contacting us for a quote.

About natural mined Diamonds

Natural mined diamonds are precious gemstones that form deep within the Earth's crust over millions of years under extreme pressure and temperature conditions. Composed of pure carbon atoms arranged in a crystal lattice, these diamonds are brought to the surface through volcanic eruptions, where they are extracted through mining processes. Each diamond is unique, varying in size, color, clarity, and cut, which determines its overall quality and value. The mining of natural diamonds has been a significant industry for centuries, though it raises environmental and ethical concerns regarding its impact on ecosystems and communities. Despite these challenges, natural diamonds remain highly prized for their beauty, rarity, and cultural significance.

About Lab grown Diamonds

Lab-grown diamonds are created through two main processes: High Pressure High Temperature (HPHT) and Chemical Vapor Deposition (CVD), both of which mimic the natural conditions under which diamonds form. These diamonds are chemically, physically, and optically identical to those mined from the earth but are considered more sustainable and ethical due to their lower environmental impact and the absence of harmful mining practices. Lab-grown diamonds offer a more affordable alternative to natural diamonds while maintaining the same quality and brilliance, making them increasingly popular in fine jewelry markets.