Marquise|Lab Grown|IGI

3.02ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG830632290

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830632290

Diamond specifications and retailer prices

From £413 GBP
$554 USD
As of October 30, 2026
Save £3,944 GBP (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £4,433 GBP at Brilliant Earth · As of October 17, 2026
View at Brilliant Earth

About this 3.02ct lab-grown marquise diamond

This 3.02ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830632290 or 830632290. Listed at 24 retailers as of October 30, 2026, with a 954% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.02
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830632290
Dimensions14.82 × 7.48 × 4.69 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.82 mm7.48 mm3.02 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830632290
Side View
Table 65.0%Crown 35.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £4,433 GBP|Low: £413 GBP|High: £4,433 GBP|Avg: £1,316 GBP
Brilliant Earth
Retailer 2
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October 31, 2026
Retailer 11£413 GBP
Retailer 7£463 GBP
Retailer 21£463 GBP
Retailer 10£513 GBP
Retailer 15£541 GBP
Retailer 20£612 GBP
Retailer 16£648 GBP
Retailer 3£679 GBP
Retailer 6£754 GBP
Retailer 22£775 GBP
Retailer 18£849 GBP
Retailer 17£886 GBP
Retailer 13£1,196 GBP
Retailer 5£1,226 GBP
Retailer 19£1,229 GBP
Retailer 9£1,488 GBP
Retailer 2£1,638 GBP
Retailer 8£1,650 GBP
Retailer 12£1,916 GBP
Retailer 14£2,365 GBP
Retailer 4£3,672 GBP
Brilliant Earth£4,433 GBP

26 data points across 22 retailers

24 retailers£413 GBP to £4,357 GBP

A
Cheapest Retailer
-
£413 GBP
$554 USD
A
Retailer 2
-
£463 GBP
$620 USD
View
Final sale: no returns
A
Retailer 3
-
£463 GBP
$620 USD
View
A
Retailer 4
-
£513 GBP
$687 USD
View
Retailer 5
-
£541 GBP
$725 USD
View
Price last confirmed 14 days ago
A
Retailer 6
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£612 GBP
$820 USD
View
A
Retailer 7
-
£648 GBP
View
A
Retailer 8
-
£679 GBP
$910 USD
View
A
Retailer 9
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£754 GBP
$1,010 USD
View
A
Retailer 10
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£775 GBP
$1,038 USD
View
A
Retailer 11
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£849 GBP
€1,083 EUR
View
A
Retailer 12
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£886 GBP
View
B+
Retailer 13
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£1,196 GBP
A$2,465 AUD
View
B+
Retailer 14
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£1,226 GBP
$1,643 USD
View
B+
Retailer 15
-
£1,229 GBP
ZAR 26,607 ZAR
View
B+
Retailer 16
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£1,488 GBP
$1,994 USD
View
B+
Retailer 17
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£1,638 GBP
View
B+
Retailer 18
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£1,650 GBP
$2,211 USD
View
B
Retailer 19
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£1,916 GBP
$2,568 USD
View
Retailer 20
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£2,056 GBP
$2,755 USD
View
Price last confirmed 23 days ago
Retailer 21
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£2,365 GBP
View
Price last confirmed 9 days ago
B
Retailer 22
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£3,672 GBP
$4,920 USD
View
B
Retailer 23
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£4,357 GBP
$5,838 USD
View
Most Expensive
Brilliant Earth
21630812Y · Oct 17
£4,433 GBP
$5,940 USD
View
Price last confirmed 13 days ago
23 more retailers have this diamond
Prices start from £413 GBPSave up to £3,944 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
3.02ct Marquise
£413 GBP