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Marquise|Lab Grown|IGI

2.99ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG758585569

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG758585569

Diamond specifications and retailer prices

From £1,244 GBP
CA$2,302 CAD
As of October 27, 2026
Save £552 GBP (31%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,898 GBP at Rare Carat · As of September 13, 2026
View at Rare Carat

About this 2.99ct lab-grown marquise diamond

This 2.99ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758585569 or 758585569. Listed at 4 retailers as of October 27, 2026, with a 44% 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

2.99
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758585569
Dimensions7.44 × 7.44 × 14.79 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
7.44 mm7.44 mm2.99 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758585569
Side View
Table 58.0%Crown 34.6°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £1,898 GBP|Low: £471 GBP|High: £4,288 GBP|Avg: £1,505 GBP|-7.3%
Rare Carat
Retailer 2
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August 19, 2026
Retailer 8£606 GBP
Retailer 6£646 GBP
Retailer 14£760 GBP
Retailer 11£784 GBP
Retailer 16£882 GBP
Retailer 13£1,023 GBP
Retailer 10£1,236 GBP
Retailer 9£1,244 GBP
Retailer 5£1,482 GBP
Retailer 12£1,517 GBP
Retailer 4£1,655 GBP
Retailer 2£1,796 GBP
Rare Carat£1,898 GBP
Retailer 3£2,041 GBP
Retailer 15£2,839 GBP
Retailer 7£4,288 GBP

61 data points across 16 retailers

4 retailers£1,244 GBP to £1,796 GBP

B+
Cheapest Retailer
-
£1,244 GBP
CA$2,302 CAD
Retailer 2
-
£1,482 GBP
A$3,036 AUD
View
Price last confirmed 155 days ago
B
Retailer 3
-
£1,796 GBP
$2,392 USD
View
Most Expensive
Rare Carat
A90278_l_770641142 · Sep 13
£1,898 GBP
$2,527 USD
View
Price last confirmed 46 days ago
3 more retailers have this diamond
Prices start from £1,244 GBPSave up to £552 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.

B+
2.99ct Marquise
£1,244 GBP