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Cushion|Lab Grown|IGI

1.06ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG620421792

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG620421792

Diamond specifications and retailer prices

From $791 NZD
$446 USD
As of October 30, 2026
Save $2,651 NZD (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,442 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.06ct lab-grown cushion diamond

This 1.06ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG620421792 or 620421792. Listed at 18 retailers as of October 29, 2026, with prices from $791 to $3,442, a $2,651 spread on the same certified stone. Brilliant Earth lists it at $3,442. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.06
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620421792
Dimensions7.03 × 5.54 × 3.65 mm
L/W Ratio1.27
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
7.03 mm5.54 mm1.06 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620421792
Side View
Table 61.0%Crown 34.8°Girdle: THN-MEDPavilion 38.4°Culet: NoneDepth 65.9%

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: Oct 30
Current: $3,442 NZD|Low: $791 NZD|High: $3,478 NZD|Avg: $1,676 NZD|-1.0%
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
October 31, 2026
Retailer 4$791 NZD
Retailer 13$853 NZD
Retailer 12$907 NZD
Retailer 7$1,118 NZD
Retailer 14$1,144 NZD
Retailer 5$1,254 NZD
Retailer 9$1,375 NZD
Retailer 11$1,467 NZD
Retailer 2$1,547 NZD
Retailer 3$1,874 NZD
Retailer 8$2,081 NZD
Retailer 6$2,488 NZD
Retailer 10$3,353 NZD
Brilliant Earth$3,442 NZD

42 data points across 14 retailers

18 retailers$791 NZD to $3,442 NZD

A
Cheapest Retailer
-
$791 NZD
$446 USD
Final sale: no returns
A
Retailer 2
-
$853 NZD
$481 USD
View
Retailer 3
-
$907 NZD
£403 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$1,118 NZD
$630 USD
View
A
Retailer 5
-
$1,144 NZD
$645 USD
View
A
Retailer 6
-
$1,198 NZD
$675 USD
View
A
Retailer 7
-
$1,254 NZD
$707 USD
View
A
Retailer 8
-
$1,375 NZD
€738 EUR
View
A
Retailer 9
-
$1,467 NZD
ZAR 13,357 ZAR
View
B+
Retailer 10
-
$1,547 NZD
£686 GBP
View
Retailer 11
-
$1,874 NZD
$1,056 USD
View
Price last confirmed 25 days ago
Retailer 12
-
$2,030 NZD
A$1,760 AUD
View
Price last confirmed 144 days ago
B+
Retailer 13
-
$2,081 NZD
A$1,804 AUD
View
Retailer 14
-
$2,488 NZD
£1,104 GBP
View
Price last confirmed 26 days ago
B
Retailer 15
-
$2,811 NZD
$1,584 USD
View
B
Retailer 16
-
$3,123 NZD
$1,760 USD
View
B
Retailer 17
-
$3,353 NZD
£1,488 GBP
View
Most Expensive
B
Brilliant Earth
11259141A · Oct 29
$3,442 NZD
$1,940 USD
View
17 more retailers have this diamond
Prices start from $791 NZDSave up to $2,651 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
1.06ct Cushion
$791 NZD