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Marquise|Lab Grown|IGI

2.99ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG849667420

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849667420

Diamond specifications and retailer prices

From £322 GBP
As of November 2, 2026
Save £1,175 GBP (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,895 GBP at Rare Carat · As of October 28, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG849667420 or 849667420. Listed at 19 retailers as of November 2, 2026, with a 364% 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
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849667420
Dimensions14.58 × 7.54 × 4.52 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
14.58 mm7.54 mm2.99 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849667420
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 59.9%

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 2
Current: £1,895 GBP|Low: £322 GBP|High: £1,895 GBP|Avg: £829 GBP
Rare Carat
Retailer 2
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Retailer 19
November 3, 2026
Retailer 16£322 GBP
Retailer 6£361 GBP
Retailer 10£361 GBP
Retailer 5£400 GBP
Retailer 8£400 GBP
Retailer 13£445 GBP
Retailer 4£509 GBP
Retailer 18£629 GBP
Retailer 2£660 GBP
Retailer 9£678 GBP
Retailer 15£888 GBP
Retailer 3£929 GBP
Retailer 12£964 GBP
Retailer 17£1,122 GBP
Retailer 7£1,286 GBP
Retailer 11£1,309 GBP
Retailer 14£1,469 GBP
Retailer 19£1,497 GBP
Rare Carat£1,895 GBP

11 data points across 19 retailers

19 retailers£322 GBP to £1,497 GBP

A
Cheapest Retailer
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£322 GBP
A
Retailer 2
-
£361 GBP
View
A
Retailer 3
-
£361 GBP
View
Final sale: no returns
Retailer 4
-
£400 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
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£400 GBP
View
A
Retailer 6
-
£445 GBP
View
A
Retailer 7
-
£509 GBP
View
B+
Retailer 8
-
£629 GBP
View
A
Retailer 9
-
£660 GBP
View
A
Retailer 10
-
£678 GBP
View
A
Retailer 11
-
£888 GBP
View
A
Retailer 12
-
£929 GBP
View
A
Retailer 13
-
£964 GBP
View
B+
Retailer 14
-
£1,122 GBP
View
B+
Retailer 15
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£1,286 GBP
View
B+
Retailer 16
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£1,309 GBP
View
B+
Retailer 17
-
£1,469 GBP
View
B+
Retailer 18
-
£1,497 GBP
View
Most Expensive
Rare Carat
484-16_l_849667420 · Oct 28
£1,895 GBP
$2,550 USD
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from £322 GBPSave up to £1,175 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
2.99ct Marquise
£322 GBP