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Marquise|Lab Grown|IGI

3.09ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG848665350

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG848665350

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)
18 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 top-tier cut grade and certified by IGI LG848665350 or 848665350. Listed at 18 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. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848665350
Dimensions15.36 × 7.41 × 4.80 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.36 mm7.41 mm3.09 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848665350
Side View
Table 61.0%Crown 35°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 64.8%

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 4
Current: £3,143 GBP|Low: £471 GBP|High: £3,143 GBP|Avg: £1,440 GBP
Brilliant Earth
Retailer 2
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Retailer 18
November 5, 2026
Retailer 7£471 GBP
Retailer 8£528 GBP
Retailer 11£630 GBP
Retailer 4£680 GBP
Retailer 17£784 GBP
Retailer 13£864 GBP
Retailer 16£1,194 GBP
Retailer 2£1,237 GBP
Retailer 15£1,268 GBP
Retailer 14£1,313 GBP
Retailer 5£1,348 GBP
Retailer 6£1,865 GBP
Retailer 10£1,886 GBP
Retailer 3£1,916 GBP
Retailer 9£1,939 GBP
Retailer 12£2,297 GBP
Retailer 18£2,682 GBP
Brilliant Earth£3,143 GBP

11 data points across 18 retailers

18 retailers£471 GBP to £3,143 GBP

A
Cheapest Retailer
-
£471 GBP
A
Retailer 2
-
£528 GBP
View
Final sale: no returns
A
Retailer 3
-
£630 GBP
View
A
Retailer 4
-
£680 GBP
View
A
Retailer 5
-
£784 GBP
View
A
Retailer 6
-
£864 GBP
View
B+
Retailer 7
-
£1,194 GBP
View
B+
Retailer 8
-
£1,237 GBP
View
B+
Retailer 9
-
£1,268 GBP
View
B+
Retailer 10
-
£1,313 GBP
View
B+
Retailer 11
-
£1,348 GBP
View
B
Retailer 12
-
£1,865 GBP
View
B
Retailer 13
-
£1,886 GBP
View
B
Retailer 14
-
£1,916 GBP
View
B
Retailer 15
-
£1,939 GBP
View
B
Retailer 16
-
£2,297 GBP
View
Retailer 17
-
£2,682 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
22328913A · Nov 4
£3,143 GBP
$4,230 USD
View
17 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