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Cushion|Lab Grown|IGI

3.04ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG687530944

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG687530944

Diamond specifications and retailer prices

From $871 NZD
As of November 6, 2026
Save $4,973 NZD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,845 NZD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.04ct lab-grown cushion diamond

This 3.04ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG687530944 or 687530944. Listed at 12 retailers as of November 6, 2026, with prices from $871 to $5,845, a $4,973 spread on the same certified stone. Brilliant Earth lists it at $5,845. 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

3.04
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687530944
Dimensions9.76 × 7.80 × 5.32 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.76 mm7.80 mm3.04 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687530944
Side View
Table 60.0%Crown 32.8°Girdle: THN-MEDPavilion 39.8°Culet: NoneDepth 68.2%

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 6
Current: $5,845 NZD|Low: $853 NZD|High: $6,007 NZD|Avg: $2,144 NZD|-2.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8$871 NZD
Retailer 10$945 NZD
Retailer 7$1,209 NZD
Retailer 11$1,254 NZD
Retailer 3$1,490 NZD
Retailer 4$1,542 NZD
Retailer 2$1,562 NZD
Retailer 6$2,268 NZD
Retailer 5$3,463 NZD
Retailer 9$3,572 NZD
Brilliant Earth$5,845 NZD

45 data points across 11 retailers

12 retailers$871 NZD to $5,845 NZD

A
Cheapest Retailer
-
$871 NZD
Final sale: no returns
Retailer 2
-
$945 NZD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$1,209 NZD
View
B+
Retailer 4
-
$1,254 NZD
View
A
Retailer 5
-
$1,490 NZD
View
A
Retailer 6
-
$1,542 NZD
View
A
Retailer 7
-
$1,562 NZD
View
A
Retailer 8
-
$1,827 NZD
View
B+
Retailer 9
-
$2,268 NZD
View
B+
Retailer 10
-
$3,463 NZD
View
B
Retailer 11
-
$3,572 NZD
View
Most Expensive
B
Brilliant Earth
20628169A · Nov 6
$5,845 NZD
$3,240 USD
View
11 more retailers have this diamond
Prices start from $871 NZDSave up to $4,973 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
3.04ct Cushion
$871 NZD