CaratHunter
Plans
Marquise|Lab Grown|IGI

3.09ct F VVS1 Marquise Lab Grown Diamond

VG • F/VVS1 • IGI LG847676300

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847676300

Diamond specifications and retailer prices

From £528 GBP
As of November 4, 2026
Save £2,615 GBP (83%) vs most expensive(unlock to see where)
17 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 LG847676300 or 847676300. Listed at 17 retailers as of November 4, 2026, with prices from £528 to £3,143, a £2,615 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 angle33.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847676300
Dimensions15.36 × 7.68 × 4.77 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.36 mm7.68 mm3.09 ctF / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847676300
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.1%

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: £528 GBP|High: £3,143 GBP|Avg: £1,419 GBP
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 7£528 GBP
Retailer 10£630 GBP
Retailer 17£680 GBP
Retailer 15£784 GBP
Retailer 3£848 GBP
Retailer 12£864 GBP
Retailer 14£1,194 GBP
Retailer 2£1,237 GBP
Retailer 13£1,268 GBP
Retailer 9£1,313 GBP
Retailer 5£1,348 GBP
Retailer 8£1,865 GBP
Retailer 6£1,886 GBP
Retailer 4£1,916 GBP
Retailer 11£2,297 GBP
Retailer 16£2,682 GBP
Brilliant Earth£3,143 GBP

13 data points across 17 retailers

17 retailers£528 GBP to £3,143 GBP

A
Cheapest Retailer
-
£528 GBP
Final sale: no returns
A
Retailer 2
-
£630 GBP
View
A
Retailer 3
-
£680 GBP
View
A
Retailer 4
-
£784 GBP
View
Retailer 5
-
£848 GBP
View
Price last confirmed 12 days ago
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
-
£2,297 GBP
View
Retailer 16
-
£2,682 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
22257568A · Nov 4
£3,143 GBP
$4,230 USD
View
16 more retailers have this diamond
Prices start from £528 GBPSave up to £2,615 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
£528 GBP