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Cushion|Lab Grown|IGI

3.06ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG820606348

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG820606348

Diamond specifications and retailer prices

From £998 GBP
$1,337 USD
As of October 31, 2026
Save £3,880 GBP (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £7,754 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG820606348 or 820606348. Listed at 13 retailers as of October 31, 2026, with a 389% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.06
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle44.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG820606348
Dimensions11.28 × 6.79 × 4.41 mm
L/W Ratio1.66
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.28 mm6.79 mm3.06 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG820606348
Side View
Table 62.0%Crown 37.2°Girdle: STK-THKPavilion 44.8°Culet: LargeDepth 64.9%

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: Oct 31
Current: £7,754 GBP|Low: £1,254 GBP|High: £7,754 GBP|Avg: £3,352 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 8£1,254 GBP
Retailer 7£1,381 GBP
Retailer 5£1,762 GBP
Retailer 2£1,960 GBP
Retailer 6£3,130 GBP
Retailer 3£3,213 GBP
Retailer 10£3,344 GBP
Retailer 9£3,378 GBP
Retailer 4£3,973 GBP
Do Amore Diamonds£7,754 GBP

43 data points across 10 retailers

13 retailers£998 GBP to £4,878 GBP

A
Cheapest Retailer
-
£998 GBP
$1,337 USD
Retailer 2
-
£1,254 GBP
$1,680 USD
View
Price last confirmed 20 days ago
B+
Retailer 3
-
£1,381 GBP
$1,850 USD
View
B+
Retailer 4
-
£1,762 GBP
$2,361 USD
View
B+
Retailer 5
-
£1,960 GBP
View
Retailer 6
-
£3,130 GBP
A$6,452 AUD
View
Price last confirmed 10 days ago
B
Retailer 7
-
£3,213 GBP
ZAR 69,550 ZAR
View
B
Retailer 8
-
£3,344 GBP
View
B
Retailer 9
-
£3,378 GBP
$4,526 USD
View
B
Retailer 10
-
£3,973 GBP
View
B
Retailer 11
-
£4,878 GBP
$6,535 USD
View
Retailer 12
-
£7,433 GBP
$9,960 USD
View
Price under review
Most Expensive
Do Amore Diamonds
36-1870760 · Oct 30
£7,754 GBP
$10,390 USD
View
Price under review
12 more retailers have this diamond
Prices start from £998 GBPSave up to £3,880 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
3.06ct Cushion
£998 GBP