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Marquise|Lab Grown|IGI

3.03ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG843672577

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843672577

Diamond specifications and retailer prices

From £560 GBP
$750 USD
As of October 30, 2026
Save £4,411 GBP (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,971 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG843672577 or 843672577. Listed at 20 retailers as of October 29, 2026, with prices from £560 to £4,971, a £4,411 spread on the same certified stone. Do Amore Diamonds lists it at £4,971. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843672577
Dimensions14.68 × 7.62 × 4.76 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.68 mm7.62 mm3.03 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843672577
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.5%

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: £4,971 GBP|Low: £560 GBP|High: £4,971 GBP|Avg: £1,501 GBP
Do Amore Diamonds
Retailer 2
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Retailer 20
October 31, 2026
Retailer 13£560 GBP
Retailer 10£609 GBP
Retailer 7£627 GBP
Retailer 16£649 GBP
Retailer 17£780 GBP
Retailer 6£787 GBP
Retailer 14£877 GBP
Retailer 8£916 GBP
Retailer 3£928 GBP
Retailer 15£1,101 GBP
Retailer 20£1,216 GBP
Retailer 2£1,544 GBP
Retailer 18£1,664 GBP
Retailer 5£2,015 GBP
Retailer 9£2,041 GBP
Retailer 11£2,182 GBP
Retailer 4£2,194 GBP
Retailer 12£2,559 GBP
Retailer 19£2,701 GBP
Do Amore Diamonds£4,971 GBP

7 data points across 20 retailers

20 retailers£560 GBP to £4,971 GBP

A
Cheapest Retailer
-
£560 GBP
$750 USD
A
Retailer 2
-
£609 GBP
$816 USD
View
A
Retailer 3
-
£627 GBP
$840 USD
View
Final sale: no returns
A
Retailer 4
-
£649 GBP
$870 USD
View
A
Retailer 5
-
£780 GBP
$1,045 USD
View
A
Retailer 6
-
£787 GBP
$1,055 USD
View
A
Retailer 7
-
£877 GBP
View
B+
Retailer 8
-
£916 GBP
$1,228 USD
View
A
Retailer 9
-
£928 GBP
$1,243 USD
View
B+
Retailer 10
-
£1,101 GBP
View
B+
Retailer 11
-
£1,216 GBP
$1,629 USD
View
B+
Retailer 12
-
£1,544 GBP
$2,069 USD
View
B+
Retailer 13
-
£1,664 GBP
ZAR 36,023 ZAR
View
B
Retailer 14
-
£2,015 GBP
$2,700 USD
View
B
Retailer 15
-
£2,041 GBP
$2,735 USD
View
B
Retailer 16
-
£2,182 GBP
$2,924 USD
View
B
Retailer 17
-
£2,194 GBP
$2,940 USD
View
B
Retailer 18
-
£2,559 GBP
$3,429 USD
View
B
Retailer 19
-
£2,701 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E867F2AF0 · Oct 29
£4,971 GBP
$6,660 USD
View
19 more retailers have this diamond
Prices start from £560 GBPSave up to £4,411 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
£560 GBP