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Cushion|Lab Grown|IGI

2.05ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG635419445

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG635419445

Diamond specifications and retailer prices

From $456 NZD
As of November 4, 2026
Save $2,304 NZD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,760 NZD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 2.05ct lab-grown cushion diamond

This 2.05ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG635419445 or 635419445. Listed at 12 retailers as of November 3, 2026, with prices from $456 to $2,760, a $2,304 spread on the same certified stone. Brilliant Earth lists it at $2,760. 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

2.05
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635419445
Dimensions7.40 × 7.16 × 4.76 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.40 mm7.16 mm2.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635419445
Side View
Table 61.0%Crown 33.7°Girdle: MED-THKPavilion 35.6°Culet: NoneDepth 66.5%

Caratlytics Score

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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 4
Current: $3,662 NZD|Low: $272 NZD|High: $3,788 NZD|Avg: $1,283 NZD|-3.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 4$272 NZD
Retailer 11$456 NZD
Retailer 10$505 NZD
Retailer 3$682 NZD
Retailer 8$915 NZD
Retailer 7$942 NZD
Retailer 12$999 NZD
Retailer 2$1,162 NZD
Retailer 6$1,342 NZD
Retailer 5$2,024 NZD
Retailer 9$2,264 NZD
Brilliant Earth$3,662 NZD

39 data points across 12 retailers

12 retailers$456 NZD to $2,760 NZD

A
Cheapest Retailer
-
$456 NZD
Final sale: no returns
Retailer 2
-
$505 NZD
View
Price last confirmed 13 days ago
B+
Retailer 3
-
$682 NZD
View
A
Retailer 4
-
$915 NZD
View
A
Retailer 5
-
$942 NZD
View
A
Retailer 6
-
$999 NZD
View
A
Retailer 7
-
$1,162 NZD
View
A
Retailer 8
-
$1,342 NZD
View
Retailer 9
-
$1,717 NZD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$2,024 NZD
View
Retailer 11
-
$2,264 NZD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
14079677A · Nov 3
$2,760 NZD
$1,530 USD
View
11 more retailers have this diamond
Prices start from $456 NZDSave up to $2,304 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
2.05ct Cushion
$456 NZD