Frequently Asked Questions

Natural diamonds are formed deep within the Earth, while lab-grown diamonds are created in a controlled environment. Both have the same physical and chemical properties.

Lab-grown diamonds are often more affordable than natural diamonds of similar quality due to their production process.

Look for a reputable certificate from a gemological laboratory that confirms the diamond’s authenticity and quality.

Yes, CTJ sources and offers high-quality natural diamonds with certified credentials.

Absolutely! CTJ specialises in custom-designed jewelry, including engagement rings.

Custom-designed jewelry allows you to create a unique piece that reflects your personal style and preferences.

The time frame varies depending on the complexity of the design, but it typically ranges from a few weeks to a few months.

Yes, lab-grown diamonds have the same durability and hardness as natural diamonds.

Lab-grown diamonds typically have lower resale values compared to natural diamonds, so consider this when making a purchase.

CTJ often provides warranties and insurance options to protect your jewellery investment.

Clean your diamond jewelry regularly with a soft brush and mild detergent, and have it professionally inspected periodically.

Yes, you can specify the diamond cut you prefer when designing your jewelry at CTJ.

CTJ’s experts will guide you through the diamond selection process, considering the 4 Cs (cut, color, clarity, and carat weight).

While walk-ins are welcome, scheduling an appointment ensures personalised attention and efficient service during your visit to CTJ.