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Cushion|Lab Grown|IGI

3.06ct H VS2 Cushion Lab Grown Diamond

ID • H/VS2 • IGI LG577378221

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG577378221

Diamond specifications and retailer prices

From £793 GBP
$1,062 USD
As of October 30, 2026
Save £1,597 GBP (67%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,390 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577378221 or 577378221. Listed at 8 retailers as of October 29, 2026, with prices from £793 to £2,390, a £1,597 spread on the same certified stone. MOH London lists it at £2,390. 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
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577378221
Dimensions9.28 × 7.71 × 5.02 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.28 mm7.71 mm3.06 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577378221
Side View
Table 59.5%Crown 33.5°Girdle: MED-VTKPavilion 32.1°Culet: NoneDepth 65.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,390 GBP|Low: £560 GBP|High: £2,406 GBP|Avg: £1,355 GBP|+1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 5£564 GBP
Retailer 7£793 GBP
Retailer 4£920 GBP
Retailer 2£922 GBP
Retailer 8£1,614 GBP
Retailer 3£1,627 GBP
Retailer 6£1,752 GBP
MOH London£2,390 GBP

20 data points across 8 retailers

8 retailers£793 GBP to £2,390 GBP

Retailer 1
-
£564 GBP
$756 USD
Price last confirmed 15 days ago
A
Retailer 2
-
£793 GBP
$1,062 USD
View
A
Retailer 3
-
£920 GBP
$1,233 USD
View
A
Retailer 4
-
£922 GBP
$1,235 USD
View
B+
Retailer 5
-
£1,614 GBP
HK$16,900 HKD
View
B+
Retailer 6
-
£1,627 GBP
$2,180 USD
View
B+
Retailer 7
-
£1,752 GBP
View
Most Expensive
B
MOH London
LG577378221 · Oct 29
£2,390 GBP
View
7 more retailers have this diamond
Prices start from £793 GBPSave up to £1,597 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
£793 GBP