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Marquise|Lab Grown|IGI

1.24ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG821620528

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG821620528

Diamond specifications and retailer prices

From £224 GBP
As of November 5, 2026
Save £541 GBP (71%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £765 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.24ct lab-grown marquise diamond

This 1.24ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821620528 or 821620528. Listed at 9 retailers as of November 4, 2026, with prices from £224 to £765, a £541 spread on the same certified stone. Brilliant Earth lists it at £765. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821620528
Dimensions10.66 × 5.69 × 3.64 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.66 mm5.69 mm1.24 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821620528
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 64.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £765 GBP|Low: £224 GBP|High: £944 GBP|Avg: £432 GBP|-18.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 7£224 GBP
Retailer 10£253 GBP
Retailer 5£279 GBP
Retailer 6£335 GBP
Retailer 2£349 GBP
Retailer 11£350 GBP
Retailer 9£429 GBP
Retailer 4£589 GBP
Retailer 3£631 GBP
Retailer 8£676 GBP
Brilliant Earth£765 GBP

12 data points across 11 retailers

9 retailers£224 GBP to £765 GBP

A
Cheapest Retailer
-
£224 GBP
B+
Retailer 2
-
£253 GBP
View
A
Retailer 3
-
£279 GBP
View
A
Retailer 4
-
£314 GBP
View
Retailer 5
-
£335 GBP
View
Price last confirmed 10 days ago
B+
Retailer 6
-
£429 GBP
View
Retailer 7
-
£589 GBP
View
Price last confirmed 8 days ago
B
Retailer 8
-
£676 GBP
View
Most Expensive
B
Brilliant Earth
22268052A · Nov 4
£765 GBP
$1,030 USD
View
8 more retailers have this diamond
Prices start from £224 GBPSave up to £541 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
1.24ct Marquise
£224 GBP