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Cushion|Lab Grown|IGI

3.01ct H SI1 Cushion Lab Grown Diamond

ID • H/SI1 • IGI LG778652233

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG778652233

Diamond specifications and retailer prices

From $637 AUD
As of November 6, 2026
Save $2,244 AUD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,895 AUD at Rare Carat · As of August 4, 2026
View at Rare Carat

About this 3.01ct lab-grown cushion diamond

This 3.01ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG778652233 or 778652233. Listed at 12 retailers as of November 3, 2026, with a 352% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.01
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778652233
Dimensions9.44 × 7.31 × 5.03 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.44 mm7.31 mm3.01 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778652233
Side View
Table 62.0%Crown 36.1°Girdle: THK-VTKPavilion 31.2°Culet: NoneDepth 68.8%

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 6
Current: $2,895 AUD|Low: $637 AUD|High: $2,969 AUD|Avg: $1,663 AUD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 11$637 AUD
Retailer 9$706 AUD
Retailer 2$840 AUD
Retailer 7$873 AUD
Retailer 10$1,122 AUD
Retailer 12$1,257 AUD
Retailer 3$1,521 AUD
Retailer 6$1,713 AUD
Retailer 4$2,324 AUD
Retailer 5$2,754 AUD
Retailer 8$2,882 AUD
Rare Carat$2,895 AUD

40 data points across 12 retailers

12 retailers$637 AUD to $2,882 AUD

A
Cheapest Retailer
-
$637 AUD
Final sale: no returns
Retailer 2
-
$706 AUD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$840 AUD
View
A
Retailer 4
-
$873 AUD
View
B+
Retailer 5
-
$1,122 AUD
View
A
Retailer 6
-
$1,257 AUD
View
A
Retailer 7
-
$1,521 AUD
View
B+
Retailer 8
-
$1,713 AUD
View
B+
Retailer 9
-
$2,324 AUD
View
B+
Retailer 10
-
$2,754 AUD
View
B
Retailer 11
-
$2,882 AUD
View
Most Expensive
Rare Carat
S38-38 · Aug 4
$2,895 AUD
$1,989 USD
View
Price last confirmed 94 days ago
11 more retailers have this diamond
Prices start from $637 AUDSave up to $2,244 AUD

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
3.01ct Cushion
$637 AUD