Marquise|Lab Grown|IGI

3.03ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG830606028

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830606028

Diamond specifications and retailer prices

From £601 GBP
$805 USD
As of October 30, 2026
Save £2,937 GBP (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £3,538 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.03ct lab-grown marquise diamond

This 3.03ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830606028 or 830606028. Listed at 23 retailers as of October 30, 2026, with prices from £601 to £3,538, a £2,937 spread on the same certified stone. Brilliant Earth lists it at £3,538. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.03
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830606028
Dimensions15.03 × 7.67 × 4.59 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.03 mm7.67 mm3.03 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830606028
Side View
Table 64.0%Crown 35°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 59.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,538 GBP|Low: £601 GBP|High: £3,538 GBP|Avg: £1,742 GBP
Brilliant Earth
Retailer 2
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October 31, 2026
Retailer 19£601 GBP
Retailer 3£673 GBP
Retailer 12£691 GBP
Retailer 4£697 GBP
Retailer 6£828 GBP
Retailer 18£999 GBP
Retailer 13£1,070 GBP
Retailer 5£1,175 GBP
Retailer 22£1,378 GBP
Retailer 2£1,575 GBP
Retailer 8£1,619 GBP
Retailer 16£1,658 GBP
Retailer 10£1,961 GBP
Retailer 7£2,161 GBP
Retailer 17£2,182 GBP
Retailer 20£2,333 GBP
Retailer 21£2,413 GBP
Retailer 9£2,498 GBP
Retailer 15£2,684 GBP
Retailer 11£2,766 GBP
Retailer 14£2,814 GBP
Brilliant Earth£3,538 GBP

25 data points across 22 retailers

23 retailers£601 GBP to £3,538 GBP

A
Cheapest Retailer
-
£601 GBP
$805 USD
A
Retailer 2
-
£673 GBP
$902 USD
View
Final sale: no returns
A
Retailer 3
-
£691 GBP
$926 USD
View
A
Retailer 4
-
£697 GBP
$934 USD
View
Retailer 5
-
£769 GBP
$1,030 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
£828 GBP
$1,110 USD
View
A
Retailer 7
-
£999 GBP
$1,338 USD
View
A
Retailer 8
-
£1,070 GBP
View
A
Retailer 9
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£1,175 GBP
€1,499 EUR
View
B+
Retailer 10
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£1,378 GBP
$1,846 USD
View
Retailer 11
-
£1,575 GBP
A$3,246 AUD
View
B+
Retailer 12
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£1,619 GBP
ZAR 35,047 ZAR
View
B+
Retailer 13
-
£1,658 GBP
$2,222 USD
View
B+
Retailer 14
-
£1,961 GBP
$2,627 USD
View
B
Retailer 15
-
£2,161 GBP
View
B+
Retailer 16
-
£2,182 GBP
$2,924 USD
View
B+
Retailer 17
-
£2,333 GBP
$3,126 USD
View
B
Retailer 18
-
£2,413 GBP
$3,233 USD
View
B
Retailer 19
-
£2,498 GBP
$3,347 USD
View
Retailer 20
-
£2,684 GBP
A$5,533 AUD
View
Price last confirmed 22 days ago
B
Retailer 21
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£2,766 GBP
View
B
Retailer 22
-
£2,814 GBP
$3,770 USD
View
Most Expensive
B
Brilliant Earth
21054562A · Oct 30
£3,538 GBP
$4,740 USD
View
22 more retailers have this diamond
Prices start from £601 GBPSave up to £2,937 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.03ct Marquise
£601 GBP