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Marquise|Lab Grown|IGI

3.03ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG843685649

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843685649

Diamond specifications and retailer prices

From £387 GBP
$519 USD
As of October 30, 2026
Save £1,860 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,247 GBP at MOH London · As of October 29, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843685649 or 843685649. Listed at 19 retailers as of October 29, 2026, with prices from £387 to £2,247, a £1,860 spread on the same certified stone. MOH London lists it at £2,247. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843685649
Dimensions14.80 × 7.49 × 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
14.80 mm7.49 mm3.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843685649
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.6%

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: £2,247 GBP|Low: £387 GBP|High: £2,262 GBP|Avg: £1,134 GBP|-0.6%
MOH London
Retailer 2
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Retailer 18
October 31, 2026
Retailer 17£387 GBP
Retailer 9£464 GBP
Retailer 7£515 GBP
Retailer 13£549 GBP
Retailer 4£616 GBP
Retailer 14£636 GBP
Retailer 18£803 GBP
Retailer 5£874 GBP
Retailer 8£979 GBP
Retailer 16£1,087 GBP
Retailer 3£1,118 GBP
Retailer 6£1,328 GBP
Retailer 2£1,399 GBP
Retailer 15£1,561 GBP
Retailer 12£1,659 GBP
Retailer 11£1,708 GBP
Retailer 10£1,739 GBP
MOH London£2,247 GBP

25 data points across 18 retailers

19 retailers£387 GBP to £2,247 GBP

A
Cheapest Retailer
-
£387 GBP
$519 USD
A
Retailer 2
-
£464 GBP
$622 USD
View
Final sale: no returns
Retailer 3
-
£515 GBP
$690 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
£515 GBP
$690 USD
View
A
Retailer 5
-
£549 GBP
View
A
Retailer 6
-
£616 GBP
$825 USD
View
B+
Retailer 7
-
£636 GBP
$852 USD
View
A
Retailer 8
-
£803 GBP
View
A
Retailer 9
-
£874 GBP
€1,115 EUR
View
A
Retailer 10
-
£979 GBP
$1,312 USD
View
B+
Retailer 11
-
£1,087 GBP
A$2,241 AUD
View
B+
Retailer 12
-
£1,118 GBP
ZAR 24,202 ZAR
View
B+
Retailer 13
-
£1,328 GBP
$1,780 USD
View
B+
Retailer 14
-
£1,399 GBP
View
B+
Retailer 15
-
£1,561 GBP
$2,091 USD
View
B
Retailer 16
-
£1,659 GBP
$2,223 USD
View
B+
Retailer 17
-
£1,708 GBP
A$3,520 AUD
View
B
Retailer 18
-
£1,739 GBP
$2,330 USD
View
Most Expensive
B
MOH London
LG843685649 · Oct 29
£2,247 GBP
View
18 more retailers have this diamond
Prices start from £387 GBPSave up to £1,860 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
£387 GBP