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Cushion|Lab Grown|IGI

1.03ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG841628633

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

Certificate IGI LG841628633

Diamond specifications and retailer prices

From $981 NZD
$553 USD
As of October 30, 2026
Save $2,408 NZD (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,389 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct 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 LG841628633 or 841628633. Listed at 10 retailers as of October 29, 2026, with prices from $981 to $3,389, a $2,408 spread on the same certified stone. Brilliant Earth lists it at $3,389. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841628633
Dimensions5.87 × 5.85 × 3.79 mm
L/W Ratio1.00
Girdle conditionFaceted
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
5.87 mm5.85 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841628633
Side View
Table 64.0%Crown 32.7°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 64.8%

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: $1,939 NZD|Low: $981 NZD|High: $2,400 NZD|Avg: $1,602 NZD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8$981 NZD
Retailer 6$1,022 NZD
Retailer 7$1,072 NZD
Retailer 2$1,135 NZD
Retailer 4$1,776 NZD
Retailer 1$1,939 NZD
Retailer 9$2,090 NZD
Retailer 5$2,289 NZD
Retailer 3$2,375 NZD

21 data points across 9 retailers

10 retailers$981 NZD to $3,389 NZD

A
Cheapest Retailer
-
$981 NZD
$553 USD
A
Retailer 2
-
$1,022 NZD
$576 USD
View
A
Retailer 3
-
$1,072 NZD
$604 USD
View
A
Retailer 4
-
$1,135 NZD
£504 GBP
View
B+
Retailer 5
-
$1,776 NZD
A$1,540 AUD
View
B+
Retailer 6
-
$1,939 NZD
$1,093 USD
View
B+
Retailer 7
-
$2,090 NZD
$1,178 USD
View
Retailer 8
-
$2,289 NZD
$1,290 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
$2,375 NZD
£1,054 GBP
View
Most Expensive
B
Brilliant Earth
22302465A · Oct 29
$3,389 NZD
$1,910 USD
View
9 more retailers have this diamond
Prices start from $981 NZDSave up to $2,408 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
1.03ct Cushion
$981 NZD