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Marquise|Lab Grown|IGI

3.09ct H VVS2 Marquise Lab Grown Diamond

EX • H/VVS2 • IGI LG774625403

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG774625403

Diamond specifications and retailer prices

From £285 GBP
$382 USD
As of November 1, 2026
Save £2,300 GBP (89%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,585 GBP at Helzberg Diamonds · As of November 2, 2026
View at Helzberg Diamonds

About this 3.09ct lab-grown marquise diamond

This 3.09ct 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 LG774625403 or 774625403. Listed at 5 retailers as of November 1, 2026, with prices from £285 to £2,585, a £2,300 spread on the same certified stone. Helzberg Diamonds lists it at £2,585. 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
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774625403
Dimensions14.77 × 7.67 × 4.77 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Top View
14.77 mm7.67 mm3.09 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774625403
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.2%

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 1
Current: £2,585 GBP|Low: £285 GBP|High: £2,585 GBP|Avg: £1,037 GBP
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 6£285 GBP
Retailer 3£507 GBP
Retailer 8£543 GBP
Retailer 9£548 GBP
Retailer 2£584 GBP
Retailer 10£685 GBP
Retailer 11£778 GBP
Retailer 4£882 GBP
Retailer 12£1,083 GBP
Retailer 7£1,703 GBP
Retailer 5£1,982 GBP
Helzberg Diamonds£2,585 GBP

41 data points across 12 retailers

5 retailers£285 GBP to £2,585 GBP

A
Cheapest Retailer
-
£285 GBP
$382 USD
Final sale: no returns
A
Retailer 2
-
£584 GBP
View
B+
Retailer 3
-
£1,703 GBP
$2,285 USD
View
B+
Retailer 4
-
£1,982 GBP
$2,660 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNNKMILKGJ · Nov 2
£2,585 GBP
$3,469 USD
View
4 more retailers have this diamond
Prices start from £285 GBPSave up to £2,300 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
£285 GBP