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Cushion|Lab Grown|IGI

3.06ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG612317945

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG612317945

Diamond specifications and retailer prices

From $875 USD
As of October 30, 2026
Save $3,135 USD (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,010 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG612317945 or 612317945. Listed at 3 retailers as of October 29, 2026, with prices from $875 to $4,010, a $3,135 spread on the same certified stone. Brilliant Earth lists it at $4,010. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG612317945
Dimensions8.30 × 8.15 × 5.46 mm
L/W Ratio1.02
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
8.30 mm8.15 mm3.06 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG612317945
Side View
Table 62.0%Crown 37.4°Girdle: STK-THKPavilion 37.3°Culet: NoneDepth 67.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $4,010 USD|Low: $875 USD|High: $4,010 USD|Avg: $2,046 USD
Brilliant Earth
Retailer 2
Retailer 3
October 31, 2026
Retailer 3$875 USD
Retailer 2$1,093 USD
Brilliant Earth$4,010 USD

6 data points across 3 retailers

3 retailers$875 USD to $4,010 USD

B+
Cheapest Retailer
-
$875 USD
A
Retailer 2
-
$1,093 USD
€1,041 EUR
View
Most Expensive
B
Brilliant Earth
16509140A · Oct 29
$4,010 USD
View
2 more retailers have this diamond
Prices start from $875 USDSave up to $3,135 USD

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
$875 USD