CaratHunter
Plans
Cushion|Lab Grown|IGI

3.01ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG754522117

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG754522117

Diamond specifications and retailer prices

From $915 NZD
As of November 6, 2026
Save $5,616 NZD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,530 NZD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.01ct lab-grown cushion diamond

This 3.01ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754522117 or 754522117. Listed at 15 retailers as of November 5, 2026, with prices from $915 to $6,530, a $5,616 spread on the same certified stone. Brilliant Earth lists it at $6,530. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754522117
Dimensions8.63 × 8.62 × 5.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.63 mm8.62 mm3.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754522117
Side View
Table 63.0%Crown 38.6°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 63.9%

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: Nov 6
Current: $6,530 NZD|Low: $835 NZD|High: $6,530 NZD|Avg: $2,265 NZD|+1.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 8$915 NZD
Retailer 3$934 NZD
Retailer 11$1,173 NZD
Retailer 4$1,474 NZD
Retailer 14$1,477 NZD
Retailer 7$1,524 NZD
Retailer 2$1,634 NZD
Retailer 13$1,795 NZD
Retailer 10$2,394 NZD
Retailer 6$3,067 NZD
Retailer 5$3,408 NZD
Retailer 9$3,426 NZD
Retailer 12$3,509 NZD
Brilliant Earth$6,530 NZD

44 data points across 14 retailers

15 retailers$915 NZD to $6,530 NZD

A
Cheapest Retailer
-
$915 NZD
Final sale: no returns
Retailer 2
-
$934 NZD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$1,173 NZD
View
B+
Retailer 4
-
$1,474 NZD
View
A
Retailer 5
-
$1,477 NZD
View
A
Retailer 6
-
$1,524 NZD
View
A
Retailer 7
-
$1,634 NZD
View
A
Retailer 8
-
$1,795 NZD
View
B+
Retailer 9
-
$2,394 NZD
View
B+
Retailer 10
-
$3,067 NZD
View
B
Retailer 11
-
$3,408 NZD
View
B+
Retailer 12
-
$3,426 NZD
View
B
Retailer 13
-
$3,509 NZD
View
B
Retailer 14
-
$6,440 NZD
View
Most Expensive
B
Brilliant Earth
17510552A · Nov 5
$6,530 NZD
$3,620 USD
View
14 more retailers have this diamond
Prices start from $915 NZDSave up to $5,616 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
$915 NZD