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Cushion|Lab Grown|IGI

1.54ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG729580523

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG729580523

Diamond specifications and retailer prices

From $438 NZD
$246 USD
As of October 30, 2026
Save $2,518 NZD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,956 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG729580523 or 729580523. Listed at 19 retailers as of October 29, 2026, with prices from $438 to $2,956, a $2,518 spread on the same certified stone. Brilliant Earth lists it at $2,956. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729580523
Dimensions5.69 × 5.69 × 7.92 mm
L/W Ratio1.00
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
5.69 mm5.69 mm1.54 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729580523
Side View
Table 60.0%Crown 34.7°Girdle: MED-STKPavilion 35°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: Oct 30
Current: $2,956 NZD|Low: $438 NZD|High: $2,956 NZD|Avg: $1,406 NZD
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
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 5$438 NZD
Retailer 17$488 NZD
Retailer 2$694 NZD
Retailer 11$823 NZD
Retailer 13$839 NZD
Retailer 10$906 NZD
Retailer 4$942 NZD
Retailer 14$1,140 NZD
Retailer 3$1,663 NZD
Retailer 7$1,784 NZD
Retailer 15$1,853 NZD
Retailer 8$1,899 NZD
Retailer 12$1,967 NZD
Retailer 9$2,228 NZD
Retailer 6$2,245 NZD
Retailer 16$2,377 NZD
Brilliant Earth$2,956 NZD

42 data points across 17 retailers

19 retailers$438 NZD to $2,956 NZD

A
Cheapest Retailer
-
$438 NZD
$246 USD
Final sale: no returns
A
Retailer 2
-
$488 NZD
$274 USD
View
B+
Retailer 3
-
$694 NZD
$390 USD
View
A
Retailer 4
-
$823 NZD
€440 EUR
View
A
Retailer 5
-
$839 NZD
ZAR 7,611 ZAR
View
A
Retailer 6
-
$906 NZD
£401 GBP
View
A
Retailer 7
-
$942 NZD
$529 USD
View
A
Retailer 8
-
$1,127 NZD
$633 USD
View
A
Retailer 9
-
$1,140 NZD
A$985 AUD
View
B+
Retailer 10
-
$1,663 NZD
$934 USD
View
B+
Retailer 11
-
$1,784 NZD
$1,002 USD
View
B+
Retailer 12
-
$1,853 NZD
SGD 1,406 SGD
View
B+
Retailer 13
-
$1,899 NZD
£840 GBP
View
B+
Retailer 14
-
$1,967 NZD
£870 GBP
View
B+
Retailer 15
-
$2,007 NZD
$1,127 USD
View
Retailer 16
-
$2,228 NZD
A$1,925 AUD
View
Price last confirmed 22 days ago
B
Retailer 17
-
$2,245 NZD
$1,261 USD
View
Retailer 18
-
$2,377 NZD
$1,335 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
17558331A · Oct 29
$2,956 NZD
$1,660 USD
View
18 more retailers have this diamond
Prices start from $438 NZDSave up to $2,518 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
1.54ct Cushion
$438 NZD