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Marquise|Lab Grown|IGI

3.09ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG846631474

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846631474

Diamond specifications and retailer prices

From £326 GBP
$438 USD
As of November 2, 2026
Save £3,116 GBP (91%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,443 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.09ct lab-grown marquise diamond

This 3.09ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG846631474 or 846631474. Listed at 21 retailers as of November 2, 2026, with prices from £326 to £3,443, a £3,116 spread on the same certified stone. Brilliant Earth lists it at £3,443. 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

3.09
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846631474
Dimensions15.14 × 7.74 × 4.67 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.14 mm7.74 mm3.09 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846631474
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £994 GBP|Low: £326 GBP|High: £2,046 GBP|Avg: £903 GBP|-11.5%
Retailer 1
Retailer 2
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Retailer 20
November 2, 2026
Retailer 7£326 GBP
Retailer 5£365 GBP
Retailer 16£366 GBP
Retailer 11£405 GBP
Retailer 14£451 GBP
Retailer 19£514 GBP
Retailer 3£630 GBP
Retailer 6£637 GBP
Retailer 15£664 GBP
Retailer 10£856 GBP
Retailer 12£883 GBP
Retailer 2£961 GBP
Retailer 1£994 GBP
Retailer 18£1,303 GBP
Retailer 8£1,317 GBP
Retailer 9£1,327 GBP
Retailer 4£1,417 GBP
Retailer 17£1,489 GBP
Retailer 20£1,716 GBP
Retailer 13£2,046 GBP

13 data points across 20 retailers

21 retailers£326 GBP to £3,443 GBP

A
Cheapest Retailer
-
£326 GBP
$438 USD
A
Retailer 2
-
£365 GBP
$490 USD
View
Final sale: no returns
A
Retailer 3
-
£366 GBP
$491 USD
View
A
Retailer 4
-
£405 GBP
$544 USD
View
A
Retailer 5
-
£451 GBP
View
A
Retailer 6
-
£514 GBP
$690 USD
View
A
Retailer 7
-
£630 GBP
$845 USD
View
B+
Retailer 8
-
£637 GBP
$855 USD
View
A
Retailer 9
-
£664 GBP
View
A
Retailer 10
-
£856 GBP
A$1,767 AUD
View
A
Retailer 11
-
£883 GBP
ZAR 19,134 ZAR
View
A
Retailer 12
-
£961 GBP
$1,290 USD
View
A
Retailer 13
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£994 GBP
$1,334 USD
View
B+
Retailer 14
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£1,303 GBP
$1,748 USD
View
B+
Retailer 15
-
£1,317 GBP
$1,767 USD
View
B+
Retailer 16
-
£1,327 GBP
$1,781 USD
View
B+
Retailer 17
-
£1,417 GBP
$1,902 USD
View
B+
Retailer 18
-
£1,489 GBP
View
B
Retailer 19
-
£1,716 GBP
A$3,542 AUD
View
B
Retailer 20
-
£2,046 GBP
$2,745 USD
View
Most Expensive
B
Brilliant Earth
22403682A · Nov 2
£3,443 GBP
$4,620 USD
View
20 more retailers have this diamond
Prices start from £326 GBPSave up to £3,116 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
3.09ct Marquise
£326 GBP