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Marquise|Lab Grown|IGI

3.03ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG837635639

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837635639

Diamond specifications and retailer prices

From £323 GBP
$430 USD
As of October 27, 2026
Save £1,177 GBP (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,874 GBP at Rare Carat · As of October 7, 2026
View at Rare Carat

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837635639 or 837635639. Listed at 16 retailers as of October 27, 2026, with a 365% 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

3.03
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837635639
Dimensions15.60 × 7.46 × 4.20 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.60 mm7.46 mm3.03 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837635639
Side View
Table 62.0%Crown 35°Girdle: STK-THKPavilion 35.2°Culet: NoneDepth 56.3%

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 27
Current: £1,874 GBP|Low: £323 GBP|High: £1,874 GBP|Avg: £907 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 3£323 GBP
Retailer 6£362 GBP
Retailer 12£401 GBP
Retailer 14£401 GBP
Retailer 10£482 GBP
Retailer 15£511 GBP
Retailer 7£630 GBP
Retailer 11£640 GBP
Retailer 2£659 GBP
Retailer 4£885 GBP
Retailer 16£972 GBP
Retailer 13£1,289 GBP
Retailer 5£1,313 GBP
Retailer 9£1,480 GBP
Retailer 8£1,500 GBP
Rare Carat£1,874 GBP

31 data points across 16 retailers

16 retailers£323 GBP to £1,500 GBP

A
Cheapest Retailer
-
£323 GBP
$430 USD
A
Retailer 2
-
£362 GBP
$482 USD
View
Final sale: no returns
A
Retailer 3
-
£401 GBP
$534 USD
View
A
Retailer 4
-
£401 GBP
$534 USD
View
A
Retailer 5
-
£482 GBP
View
A
Retailer 6
-
£511 GBP
$680 USD
View
B+
Retailer 7
-
£630 GBP
$839 USD
View
A
Retailer 8
-
£640 GBP
€812 EUR
View
A
Retailer 9
-
£659 GBP
View
A
Retailer 10
-
£885 GBP
$1,178 USD
View
A
Retailer 11
-
£972 GBP
$1,295 USD
View
B+
Retailer 12
-
£1,289 GBP
$1,716 USD
View
B+
Retailer 13
-
£1,313 GBP
$1,748 USD
View
B+
Retailer 14
-
£1,480 GBP
View
B+
Retailer 15
-
£1,500 GBP
$1,998 USD
View
Most Expensive
B
Rare Carat
32V837635639 · Oct 7
£1,874 GBP
$2,495 USD
View
Price last confirmed 22 days ago
15 more retailers have this diamond
Prices start from £323 GBPSave up to £1,177 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
£323 GBP