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Cushion|Lab Grown|IGI

1.55ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG500164809

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG500164809

Diamond specifications and retailer prices

From $608 NZD
As of November 4, 2026
Save $2,081 NZD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,583 NZD at Brilliant Earth · As of October 22, 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500164809 or 500164809. Listed at 15 retailers as of November 4, 2026, with a 342% 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
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500164809
Dimensions6.52 × 6.43 × 4.26 mm
L/W Ratio1.01
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
6.52 mm6.43 mm1.55 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500164809
Side View
Table 61.5%Crown 39.1°Girdle: THN-VTKPavilion 34.4°Culet: NoneDepth 66.3%

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 4
Current: $3,583 NZD|Low: $608 NZD|High: $3,583 NZD|Avg: $1,480 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
November 5, 2026
Retailer 13$608 NZD
Retailer 11$672 NZD
Retailer 7$949 NZD
Retailer 9$972 NZD
Retailer 5$1,002 NZD
Retailer 8$1,095 NZD
Retailer 2$1,185 NZD
Retailer 4$1,268 NZD
Retailer 10$1,864 NZD
Retailer 3$2,155 NZD
Retailer 12$2,370 NZD
Retailer 6$2,689 NZD
Brilliant Earth$3,583 NZD

45 data points across 13 retailers

15 retailers$608 NZD to $2,689 NZD

A
Cheapest Retailer
-
$608 NZD
Final sale: no returns
Retailer 2
-
$672 NZD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$949 NZD
View
A
Retailer 4
-
$972 NZD
View
A
Retailer 5
-
$1,002 NZD
View
A
Retailer 6
-
$1,095 NZD
View
A
Retailer 7
-
$1,185 NZD
View
B+
Retailer 8
-
$1,268 NZD
View
B+
Retailer 9
-
$1,864 NZD
View
Retailer 10
-
$2,155 NZD
View
Price last confirmed 24 days ago
B
Retailer 11
-
$2,246 NZD
View
B
Retailer 12
-
$2,370 NZD
View
B
Retailer 13
-
$2,588 NZD
View
B
Retailer 14
-
$2,689 NZD
View
Most Expensive
Brilliant Earth
20666714A · Oct 22
$3,583 NZD
$2,020 USD
View
Price last confirmed 13 days ago
14 more retailers have this diamond
Prices start from $608 NZDSave up to $2,081 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
$608 NZD