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Cushion|Lab Grown|IGI

3.09ct H VVS2 Cushion Lab Grown Diamond

EX • H/VVS2 • IGI LG847647335

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG847647335

Diamond specifications and retailer prices

From £289 GBP
$387 USD
As of October 31, 2026
Save £310 GBP (52%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £599 GBP at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion 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 LG847647335 or 847647335. Listed at 2 retailers as of October 30, 2026, with prices from £289 to £599, a £310 spread on the same certified stone. 77 Diamonds lists it at £599. 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 angle37.3°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847647335
Dimensions9.94 × 7.74 × 5.16 mm
L/W Ratio1.28
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.94 mm7.74 mm3.09 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847647335
Side View
Table 61.0%Crown 37.3°Girdle: MED-STKPavilion 36.2°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £599 GBP|Low: £289 GBP|High: £614 GBP|Avg: £524 GBP|-2.4%
77 Diamonds
Retailer 2
October 30, 2026
Retailer 2£289 GBP
77 Diamonds£599 GBP

9 data points across 2 retailers

2 retailers£289 GBP to £599 GBP

A
Cheapest Retailer
-
£289 GBP
$387 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
CUSTVSNCYNMAHF · Oct 30
£599 GBP
View
1 more retailer has this diamond
Prices start from £289 GBPSave up to £310 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 Cushion
£289 GBP