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Cushion|Lab Grown|IGI

1.55ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG544271793

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG544271793

Diamond specifications and retailer prices

From $447 NZD
$252 USD
As of October 30, 2026
Save $1,813 NZD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,478 NZD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG544271793 or 544271793. Listed at 17 retailers as of October 30, 2026, with a 405% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle30.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544271793
Dimensions6.00 × 6.00 × 7.52 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
6.00 mm6.00 mm1.55 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG544271793
Side View
Table 64.0%Crown 37.6°Girdle: STK-VTKPavilion 30.2°Culet: NoneDepth 65.5%

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: $3,478 NZD|Low: $447 NZD|High: $3,478 NZD|Avg: $1,103 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
October 30, 2026
Retailer 4$447 NZD
Retailer 13$495 NZD
Retailer 2$665 NZD
Retailer 7$801 NZD
Retailer 9$851 NZD
Retailer 6$924 NZD
Retailer 5$1,016 NZD
Retailer 3$1,081 NZD
Retailer 10$1,157 NZD
Retailer 12$1,288 NZD
Retailer 8$1,713 NZD
Retailer 11$1,987 NZD
Brilliant Earth$3,478 NZD

44 data points across 13 retailers

17 retailers$447 NZD to $2,260 NZD

A
Cheapest Retailer
-
$447 NZD
$252 USD
Final sale: no returns
A
Retailer 2
-
$495 NZD
$279 USD
View
B+
Retailer 3
-
$665 NZD
$375 USD
View
A
Retailer 4
-
$801 NZD
€430 EUR
View
A
Retailer 5
-
$851 NZD
ZAR 7,748 ZAR
View
A
Retailer 6
-
$924 NZD
£410 GBP
View
A
Retailer 7
-
$949 NZD
$535 USD
View
A
Retailer 8
-
$1,016 NZD
$573 USD
View
B+
Retailer 9
-
$1,081 NZD
$609 USD
View
B+
Retailer 10
-
$1,157 NZD
A$1,003 AUD
View
B+
Retailer 11
-
$1,288 NZD
$726 USD
View
B+
Retailer 12
-
$1,501 NZD
$846 USD
View
B+
Retailer 13
-
$1,686 NZD
$950 USD
View
B+
Retailer 14
-
$1,713 NZD
A$1,485 AUD
View
B
Retailer 15
-
$1,987 NZD
£882 GBP
View
B
Retailer 16
-
$2,260 NZD
$1,274 USD
View
Most Expensive
Brilliant Earth
16038056A · Oct 18
$3,478 NZD
$1,960 USD
View
Price last confirmed 12 days ago
16 more retailers have this diamond
Prices start from $447 NZDSave up to $1,813 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
1.55ct Cushion
$447 NZD