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Marquise|Lab Grown|IGI

3.03ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG828678413

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828678413

Diamond specifications and retailer prices

From £465 GBP
$623 USD
As of October 30, 2026
Save £3,065 GBP (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £3,530 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 LG828678413 or 828678413. Listed at 25 retailers as of October 30, 2026, with prices from £465 to £3,530, a £3,065 spread on the same certified stone. Brilliant Earth lists it at £3,530. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828678413
Dimensions15.19 × 7.45 × 4.46 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.19 mm7.45 mm3.03 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828678413
Side View
Table 63.0%Crown 33.4°Girdle: STK-THKPavilion 38.8°Culet: NoneDepth 59.9%

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: £3,530 GBP|Low: £465 GBP|High: £3,538 GBP|Avg: £1,636 GBP|-0.2%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
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Retailer 21
October 31, 2026
Retailer 3£465 GBP
Retailer 21£520 GBP
Retailer 8£576 GBP
Retailer 19£627 GBP
Retailer 2£679 GBP
Retailer 20£778 GBP
Retailer 5£903 GBP
Retailer 9£1,060 GBP
Retailer 16£1,063 GBP
Retailer 17£1,217 GBP
Retailer 15£1,430 GBP
Retailer 11£1,573 GBP
Retailer 7£1,672 GBP
Retailer 18£1,749 GBP
Retailer 6£1,861 GBP
Retailer 4£1,897 GBP
Retailer 13£1,925 GBP
Retailer 10£2,553 GBP
Retailer 14£2,647 GBP
Retailer 12£2,810 GBP
Brilliant Earth£3,530 GBP

29 data points across 21 retailers

25 retailers£465 GBP to £3,530 GBP

A
Cheapest Retailer
-
£465 GBP
$623 USD
A
Retailer 2
-
£520 GBP
$697 USD
View
Final sale: no returns
A
Retailer 3
-
£576 GBP
$772 USD
View
A
Retailer 4
-
£627 GBP
View
A
Retailer 5
-
£635 GBP
$851 USD
View
Retailer 6
-
£678 GBP
$908 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
£679 GBP
$910 USD
View
A
Retailer 8
-
£778 GBP
$1,042 USD
View
A
Retailer 9
-
£903 GBP
View
A
Retailer 10
-
£1,060 GBP
€1,353 EUR
View
A
Retailer 11
-
£1,063 GBP
$1,424 USD
View
A
Retailer 12
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£1,217 GBP
A$2,509 AUD
View
B+
Retailer 13
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£1,430 GBP
$1,916 USD
View
B+
Retailer 14
-
£1,573 GBP
ZAR 34,052 ZAR
View
B+
Retailer 15
-
£1,672 GBP
View
B+
Retailer 16
-
£1,749 GBP
$2,344 USD
View
B+
Retailer 17
-
£1,861 GBP
$2,494 USD
View
Retailer 18
-
£1,869 GBP
$2,504 USD
View
Price last confirmed 46 days ago
B+
Retailer 19
-
£1,897 GBP
$2,542 USD
View
B+
Retailer 20
-
£1,905 GBP
$2,552 USD
View
B+
Retailer 21
-
£1,925 GBP
$2,579 USD
View
B
Retailer 22
-
£2,553 GBP
View
Retailer 23
-
£2,647 GBP
A$5,456 AUD
View
Price last confirmed 22 days ago
B
Retailer 24
-
£2,810 GBP
$3,765 USD
View
Most Expensive
B
Brilliant Earth
22142543A · Oct 30
£3,530 GBP
$4,730 USD
View
24 more retailers have this diamond
Prices start from £465 GBPSave up to £3,065 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
£465 GBP