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Marquise|Lab Grown|IGI

3.10ct H VVS2 Marquise Lab Grown Diamond

EX • H/VVS2 • IGI LG844602297

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844602297

Diamond specifications and retailer prices

From £290 GBP
$389 USD
As of November 1, 2026
Save £1,711 GBP (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £2,001 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844602297 or 844602297. Listed at 4 retailers as of October 28, 2026, with prices from £290 to £2,001, a £1,711 spread on the same certified stone. Rare Carat lists it at £2,001. 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

3.10
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844602297
Dimensions15.37 × 7.61 × 4.79 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.37 mm7.61 mm3.10 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844602297
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £2,001 GBP|Low: £290 GBP|High: £2,001 GBP|Avg: £708 GBP
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3£290 GBP
Retailer 2£597 GBP
Rare Carat£2,001 GBP

20 data points across 3 retailers

4 retailers£290 GBP to £2,001 GBP

A
Cheapest Retailer
-
£290 GBP
$389 USD
Final sale: no returns
A
Retailer 2
-
£597 GBP
View
B
Retailer 3
-
£1,997 GBP
$2,680 USD
View
Most Expensive
B
Rare Carat
844602297 · Oct 28
£2,001 GBP
$2,685 USD
View
3 more retailers have this diamond
Prices start from £290 GBPSave up to £1,711 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
3.10ct Marquise
£290 GBP