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Cushion|Lab Grown|IGI

3.01ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG536278998

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

Certificate IGI LG536278998

Diamond specifications and retailer prices

From $799 NZD
As of November 6, 2026
Save $5,731 NZD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,530 NZD at Brilliant Earth · As of November 6, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG536278998 or 536278998. Listed at 13 retailers as of November 6, 2026, with prices from $799 to $6,530, a $5,731 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG536278998
Dimensions8.69 × 8.43 × 5.39 mm
L/W Ratio1.03
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
8.69 mm8.43 mm3.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG536278998
Side View
Table 63.0%Crown 32°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 63.9%

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: Nov 6
Current: $6,530 NZD|Low: $799 NZD|High: $6,656 NZD|Avg: $2,418 NZD|+4.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$799 NZD
Retailer 6$886 NZD
Retailer 5$1,037 NZD
Retailer 2$1,472 NZD
Retailer 9$1,568 NZD
Retailer 4$1,596 NZD
Retailer 7$3,168 NZD
Retailer 3$3,581 NZD
Brilliant Earth$6,530 NZD

43 data points across 9 retailers

13 retailers$799 NZD to $6,530 NZD

A
Cheapest Retailer
-
$799 NZD
Final sale: no returns
Retailer 2
-
$886 NZD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$1,037 NZD
View
B+
Retailer 4
-
$1,169 NZD
View
A
Retailer 5
-
$1,472 NZD
View
A
Retailer 6
-
$1,476 NZD
View
A
Retailer 7
-
$1,568 NZD
View
A
Retailer 8
-
$1,596 NZD
View
B+
Retailer 9
-
$2,807 NZD
View
B+
Retailer 10
-
$3,168 NZD
View
B+
Retailer 11
-
$3,581 NZD
View
B
Retailer 12
-
$6,350 NZD
View
Most Expensive
B
Brilliant Earth
16513574A · Nov 6
$6,530 NZD
$3,620 USD
View
12 more retailers have this diamond
Prices start from $799 NZDSave up to $5,731 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
$799 NZD