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Marquise|Lab Grown|IGI

3.09ct F VVS1 Marquise Lab Grown Diamond

VG • F/VVS1 • IGI LG847630833

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847630833

Diamond specifications and retailer prices

From £471 GBP
As of November 4, 2026
Save £2,672 GBP (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £3,143 GBP at Brilliant Earth · As of November 4, 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 VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG847630833 or 847630833. Listed at 24 retailers as of November 4, 2026, with prices from £471 to £3,143, a £2,672 spread on the same certified stone. Brilliant Earth lists it at £3,143. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.09
Carat
F
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847630833
Dimensions15.11 × 7.47 × 4.78 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
15.11 mm7.47 mm3.09 ctF / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847630833
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 64.0%

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 4
Current: £3,143 GBP|Low: £471 GBP|High: £3,708 GBP|Avg: £1,353 GBP|-15.2%
Brilliant Earth
Retailer 2
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November 5, 2026
Retailer 11£471 GBP
Retailer 6£513 GBP
Retailer 12£528 GBP
Retailer 3£547 GBP
Retailer 13£630 GBP
Retailer 24£680 GBP
Retailer 14£784 GBP
Retailer 10£831 GBP
Retailer 5£848 GBP
Retailer 19£864 GBP
Retailer 22£1,194 GBP
Retailer 2£1,237 GBP
Retailer 20£1,268 GBP
Retailer 8£1,313 GBP
Retailer 7£1,348 GBP
Retailer 4£1,537 GBP
Retailer 15£1,865 GBP
Retailer 17£1,886 GBP
Retailer 16£1,916 GBP
Retailer 9£1,939 GBP
Retailer 21£2,215 GBP
Retailer 18£2,297 GBP
Retailer 23£2,682 GBP
Brilliant Earth£3,143 GBP

14 data points across 24 retailers

24 retailers£471 GBP to £3,143 GBP

A
Cheapest Retailer
-
£471 GBP
A
Retailer 2
-
£513 GBP
View
A
Retailer 3
-
£528 GBP
View
Final sale: no returns
A
Retailer 4
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£547 GBP
View
A
Retailer 5
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£630 GBP
View
A
Retailer 6
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£680 GBP
View
A
Retailer 7
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£784 GBP
View
A
Retailer 8
-
£831 GBP
View
Retailer 9
-
£848 GBP
View
Price last confirmed 12 days ago
A
Retailer 10
-
£864 GBP
View
B+
Retailer 11
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£1,194 GBP
View
B+
Retailer 12
-
£1,237 GBP
View
B+
Retailer 13
-
£1,268 GBP
View
B+
Retailer 14
-
£1,313 GBP
View
B+
Retailer 15
-
£1,348 GBP
View
B
Retailer 16
-
£1,537 GBP
View
B
Retailer 17
-
£1,865 GBP
View
B
Retailer 18
-
£1,886 GBP
View
B
Retailer 19
-
£1,916 GBP
View
B
Retailer 20
-
£1,939 GBP
View
B
Retailer 21
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£2,215 GBP
View
B
Retailer 22
-
£2,297 GBP
View
Retailer 23
-
£2,682 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
22244965A · Nov 4
£3,143 GBP
$4,230 USD
View
23 more retailers have this diamond
Prices start from £471 GBPSave up to £2,672 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
£471 GBP