Are natural diamonds worth more than lab-grown?

Natural diamonds have historically retained 30–50% of their retail value on the secondary market, while lab-grown diamonds have a more limited resale market. For those who value rarity and long-term value retention, natural diamonds remain the traditional choice.

How are natural diamonds certified?

At MOH, natural diamonds are certified by GIA, IGI, or HRD — the world's most respected gemological laboratories. Each certificate includes the full 4Cs grading (cut, colour, clarity, carat weight), measurements, and a unique identification number.

How often does white gold need re-plating?

White gold typically needs rhodium re-plating every 12–24 months, depending on wear. At MOH, we offer complimentary re-plating as part of our lifetime aftercare service.

Are natural diamonds worth more than lab-grown?

Natural diamonds have historically retained 30–50% of their retail value on the secondary market, while lab-grown diamonds have a more limited resale market. For those who value rarity and long-term value retention, natural diamonds remain the traditional choice.

How are natural diamonds certified?

At MOH, natural diamonds are certified by GIA, IGI, or HRD — the world's most respected gemological laboratories. Each certificate includes the full 4Cs grading (cut, colour, clarity, carat weight), measurements, and a unique identification number.

How often does white gold need re-plating?

White gold typically needs rhodium re-plating every 12–24 months, depending on wear. At MOH, we offer complimentary re-plating as part of our lifetime aftercare service.

Natural Diamond Engagement Rings in 18K White Gold

Handcrafted · Hatton Garden, London

Natural diamonds are formed 150–200km below the Earth's surface under extreme heat and pressure over 1–3 billion years. Each natural diamond is unique — a one-of-a-kind creation of nature. For those who value rarity, tradition, and the knowledge that their diamond is a geological marvel billions of years in the making, a natural diamond is the ultimate choice.

Bright, modern elegance at an accessible price. 18K white gold contains 75% pure gold alloyed with white metals such as palladium or silver, finished with a rhodium plating for a bright, reflective white appearance. It offers the elegant look of platinum with a lighter weight.