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Marquise|Lab Grown|IGI

2.99ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG819698665

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG819698665

Diamond specifications and retailer prices

From £469 GBP
As of November 4, 2026
Save £3,692 GBP (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £4,161 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 LG819698665 or 819698665. Listed at 24 retailers as of November 4, 2026, with prices from £469 to £4,161, a £3,692 spread on the same certified stone. Do Amore Diamonds lists it at £4,161. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819698665
Dimensions14.58 × 7.64 × 4.63 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.58 mm7.64 mm2.99 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819698665
Side View
Table 55.0%Crown 35.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
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 4
Current: £4,161 GBP|Low: £450 GBP|High: £4,763 GBP|Avg: £1,470 GBP|-12.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 5£469 GBP
Retailer 3£544 GBP
Retailer 4£544 GBP
Retailer 9£676 GBP
Retailer 8£712 GBP
Retailer 7£952 GBP
Retailer 14£1,389 GBP
Retailer 12£1,424 GBP
Retailer 10£1,549 GBP
Retailer 13£1,625 GBP
Retailer 6£1,687 GBP
Retailer 2£2,349 GBP
Retailer 11£3,708 GBP
Do Amore Diamonds£4,161 GBP

35 data points across 14 retailers

24 retailers£469 GBP to £4,161 GBP

A
Cheapest Retailer
-
£469 GBP
Retailer 2
-
£510 GBP
View
Price last confirmed 37 days ago
A
Retailer 3
-
£525 GBP
View
Final sale: no returns
A
Retailer 4
-
£544 GBP
View
Retailer 5
-
£544 GBP
View
Price last confirmed 20 days ago
A
Retailer 6
-
£676 GBP
View
A
Retailer 7
-
£712 GBP
View
A
Retailer 8
-
£754 GBP
View
A
Retailer 9
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£768 GBP
View
A
Retailer 10
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£825 GBP
View
A
Retailer 11
-
£952 GBP
View
Retailer 12
-
£1,010 GBP
View
Price last confirmed 23 days ago
B+
Retailer 13
-
£1,389 GBP
View
B+
Retailer 14
-
£1,424 GBP
View
B+
Retailer 15
-
£1,549 GBP
View
B+
Retailer 16
-
£1,625 GBP
View
B+
Retailer 17
-
£1,687 GBP
View
B
Retailer 18
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£1,855 GBP
View
B
Retailer 19
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£1,868 GBP
View
B
Retailer 20
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£1,893 GBP
View
B
Retailer 21
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£2,151 GBP
View
B
Retailer 22
-
£2,349 GBP
View
B
Retailer 23
-
£3,708 GBP
View
Most Expensive
B
Do Amore Diamonds
27-4A6F02896 · Nov 4
£4,161 GBP
$5,600 USD
View
23 more retailers have this diamond
Prices start from £469 GBPSave up to £3,692 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
£469 GBP