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Cushion|Lab Grown|IGI

3.01ct H SI1 Cushion Lab Grown Diamond

ID • H/SI1 • IGI LG571399878

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG571399878

Diamond specifications and retailer prices

From $738 NZD
As of November 6, 2026
Save $2,447 NZD (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,184 NZD at MOH London · As of November 5, 2026
View at MOH London

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 LG571399878 or 571399878. Listed at 7 retailers as of November 5, 2026, with prices from $738 to $3,184, a $2,447 spread on the same certified stone. MOH London lists it at $3,184. 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 angle36.8°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571399878
Dimensions8.96 × 7.83 × 5.19 mm
L/W Ratio1.14
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
8.96 mm7.83 mm3.01 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571399878
Side View
Table 61.0%Crown 36.8°Girdle: MED-THKPavilion 37°Culet: NoneDepth 66.3%

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: $3,184 NZD|Low: $527 NZD|High: $3,233 NZD|Avg: $1,626 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5$738 NZD
Retailer 4$817 NZD
Retailer 3$1,306 NZD
Retailer 2$1,308 NZD
Retailer 8$1,326 NZD
Retailer 6$1,384 NZD
Retailer 7$1,869 NZD
Retailer 9$2,437 NZD
MOH London$3,184 NZD

16 data points across 9 retailers

7 retailers$738 NZD to $3,184 NZD

A
Cheapest Retailer
-
$738 NZD
Final sale: no returns
Retailer 2
-
$817 NZD
View
Price last confirmed 12 days ago
B+
Retailer 3
-
$1,306 NZD
View
B+
Retailer 4
-
$1,308 NZD
View
A
Retailer 5
-
$1,384 NZD
View
A
Retailer 6
-
$1,869 NZD
View
Most Expensive
B+
MOH London
LG571399878 · Nov 5
$3,184 NZD
£1,390 GBP
View
6 more retailers have this diamond
Prices start from $738 NZDSave up to $2,447 NZD

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
$738 NZD