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Cushion|Lab Grown|IGI

1.07ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG837678319

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

Certificate IGI LG837678319

Diamond specifications and retailer prices

From $453 NZD
As of November 6, 2026
Save $2,361 NZD (84%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,814 NZD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.07ct lab-grown cushion diamond

This 1.07ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG837678319 or 837678319. Listed at 7 retailers as of November 6, 2026, with prices from $453 to $2,814, a $2,361 spread on the same certified stone. Do Amore Diamonds lists it at $2,814. 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

1.07
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837678319
Dimensions6.04 × 6.04 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.04 mm6.04 mm1.07 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837678319
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 66.2%

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: $2,814 NZD|Low: $453 NZD|High: $3,229 NZD|Avg: $1,089 NZD|+27.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$453 NZD
Retailer 5$494 NZD
Retailer 2$518 NZD
Retailer 3$716 NZD
Retailer 7$911 NZD
Retailer 4$1,876 NZD
Do Amore Diamonds$2,814 NZD

27 data points across 7 retailers

7 retailers$453 NZD to $2,814 NZD

A
Cheapest Retailer
-
$453 NZD
B+
Retailer 2
-
$494 NZD
View
A
Retailer 3
-
$518 NZD
View
A
Retailer 4
-
$716 NZD
View
B+
Retailer 5
-
$911 NZD
View
B
Retailer 6
-
$1,876 NZD
View
Most Expensive
C
Do Amore Diamonds
27-6E9AC5900 · Nov 6
$2,814 NZD
$1,560 USD
View
6 more retailers have this diamond
Prices start from $453 NZDSave up to $2,361 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
1.07ct Cushion
$453 NZD