Natural
Lab Grown
Below 1 Ct
Above 1 Ct
Fancy
White
Which Diamond is Right for You?
Naturals

Formed deep within the Earth over millions to billions of years under intense heat and pressure. Each diamond is one of a kind, with unique characteristics formed by nature.

Considered a symbol of tradition and luxury in fine Jewellery.

Lab Grown

Lab-created using advanced technology to replicate natural diamond formation, with the same carbon structure, making them visually and chemically identical

Increasingly popular for modern Jewellery buyers seeking ethical alternatives.

MM to Carat Conversion
Conversion charts to show the comparison between mm & carat
Oval
MILLIMETER SIZE
CARAT EQUIVALENT
Oval
4mm
0.25
Oval
4.5mm
0.35
Oval
5mm
0.50
Oval
5.5mm
0.65
Oval
6mm
0.85
Oval
6.5mm
1.00
Oval
7mm
1.25
Oval
7.5mm
1.50
Oval
8mm
2.00
Oval
8.5mm
2.45
Oval
9mm
2.75
Oval
9.5mm
3.35
Oval
10mm
3.85
Princess
MILLIMETER SIZE
CARAT EQUIVALENT
5x5mm
0.75
6x6mm
1.15
7x7mm
2.00
8x8mm
3.00
9x9mm
4.15
Oval
MILLIMETER SIZE
CARAT EQUIVALENT
6x4mm
0.50
7x5mm
0.75
7.5x5.5mm
1.00
8x5mm
1.00
8x6mm
1.20
9x6mm
1.40
9x7mm
1.75
10x6mm
1.50
10x7mm
2.00
10x8mm
2.50
11x9mm
3.50
Cushion
MILLIMETER SIZE
CARAT EQUIVALENT
5mm
0.75
5.5mm
1.00
6mm
1.15
6.5mm
1.50
7mm
1.75
7.5mm
2.25
8mm
2.50
8.5mm
3.00
9mm
4.00
Emerald
MILLIMETER SIZE
CARAT EQUIVALENT
6x4mm
0.50
7x5mm
1.00
8x6mm
1.75
8.5x6.5mm
2.00
9x7mm
3.00
10x8mm
3.80
Pear
MILLIMETER SIZE
CARAT EQUIVALENT
6x4mm
0.50
7x5mm
0.75
8x5mm
0.80
9x6mm
1.25
10x7mm
1.75
12x8mm
3.00
Asscher
MILLIMETER SIZE
CARAT EQUIVALENT
5x5mm
0.75
6x6mm
1.25
6.5x6.5mm
1.50
7x7mm
2.00
7.5x7.5mm
2.50
8x8mm
3.00
Marquise
MILLIMETER SIZE
CARAT EQUIVALENT
8x4mm
0.50
9x4.5mm
0.75
10x5mm
1.00
11x5.5mm
1.25
12x6mm
1.50
Radiant
MILLIMETER SIZE
CARAT EQUIVALENT
6x4mm
0.50
7x5mm
1.00
8x6mm
1.75
8.5x6.5mm
2.00
9x7mm
3.00
10x8mm
4.00
Long Cushion
MILLIMETER SIZE
CARAT EQUIVALENT
7x5mm
1.00
8x6mm
1.50
9x7mm
2.30
10x8mm
3.35

FAQs

Find answers to common questions about our products, services, and policies to enhance your shopping

experience at BlueIce Gems.

Lab-grown diamonds are diamonds created in a controlled laboratory environment using advanced technological processes that mimic the natural diamond formation process.

Yes, lab-grown diamonds are considered ethical as they are created without the environmental and social impact associated with traditional diamond mining.

It is simply preserving a lab-grown diamond just like a mined diamond. To maintain its appearance, it's best to clean it frequently as well as store it in the right place.

Lab-grown diamonds are chemically, physically, and optically identical to natural diamonds. The main difference lies in their origin.

We offer a wide range of engagement rings, including solitaire, halo, vintage, and custom designs.

Yes, we offer customization options for engagement rings, allowing you to choose the diamond, setting, and metal type.

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