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Marquise|Lab Grown|IGI

5.02ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG842620663

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842620663

Diamond specifications and retailer prices

From £445 GBP
$596 USD
As of October 30, 2026
Save £2,048 GBP (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,493 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 5.02ct lab-grown marquise diamond

This 5.02ct lab-grown marquise sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842620663 or 842620663. Listed at 21 retailers as of October 28, 2026, with prices from £445 to £2,493, a £2,048 spread on the same certified stone. Rare Carat lists it at £2,493. 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

5.02
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842620663
Dimensions17.63 × 9.11 × 5.50 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.63 mm9.11 mm5.02 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842620663
Side View
Table 60.0%Crown 31°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.4%

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: £2,493 GBP|Low: £445 GBP|High: £2,649 GBP|Avg: £1,200 GBP|+1.1%
Rare Carat
Retailer 2
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Retailer 21
November 1, 2026
Retailer 20£445 GBP
Retailer 11£517 GBP
Retailer 7£552 GBP
Retailer 12£552 GBP
Retailer 2£568 GBP
Retailer 3£611 GBP
Retailer 15£623 GBP
Retailer 19£739 GBP
Retailer 18£813 GBP
Retailer 10£847 GBP
Retailer 21£1,046 GBP
Retailer 9£1,089 GBP
Retailer 16£1,171 GBP
Retailer 17£1,191 GBP
Retailer 13£1,452 GBP
Retailer 14£1,717 GBP
Retailer 4£1,775 GBP
Retailer 6£1,785 GBP
Retailer 8£2,269 GBP
Retailer 5£2,483 GBP
Rare Carat£2,493 GBP

26 data points across 21 retailers

21 retailers£445 GBP to £2,493 GBP

A
Cheapest Retailer
-
£445 GBP
$596 USD
A
Retailer 2
-
£517 GBP
$693 USD
View
Retailer 3
-
£552 GBP
$739 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
£552 GBP
$739 USD
View
A
Retailer 5
-
£568 GBP
View
A
Retailer 6
-
£611 GBP
HK$6,400 HKD
View
A
Retailer 7
-
£623 GBP
$835 USD
View
B+
Retailer 8
-
£739 GBP
$990 USD
View
A
Retailer 9
-
£813 GBP
$1,090 USD
View
A
Retailer 10
-
£847 GBP
€1,081 EUR
View
A
Retailer 11
-
£1,046 GBP
A$2,156 AUD
View
A
Retailer 12
-
£1,089 GBP
ZAR 23,567 ZAR
View
A
Retailer 13
-
£1,171 GBP
$1,569 USD
View
A
Retailer 14
-
£1,191 GBP
$1,596 USD
View
B+
Retailer 15
-
£1,452 GBP
$1,945 USD
View
Retailer 16
-
£1,717 GBP
View
Price last confirmed 14 days ago
B+
Retailer 17
-
£1,775 GBP
SGD 3,214 SGD
View
B+
Retailer 18
-
£1,785 GBP
$2,392 USD
View
B+
Retailer 19
-
£2,269 GBP
View
B
Retailer 20
-
£2,483 GBP
$3,327 USD
View
Most Expensive
B
Rare Carat
AJ-00061598 · Oct 28
£2,493 GBP
$3,340 USD
View
20 more retailers have this diamond
Prices start from £445 GBPSave up to £2,048 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
5.02ct Marquise
£445 GBP