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Cushion|Lab Grown|IGI

1.51ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG845632572

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG845632572

Diamond specifications and retailer prices

From $449 NZD
As of November 5, 2026
Save $3,103 NZD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,552 NZD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845632572 or 845632572. Listed at 13 retailers as of November 5, 2026, with prices from $449 to $3,552, a $3,103 spread on the same certified stone. Helzberg Diamonds lists it at $3,552. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845632572
Dimensions8.17 × 5.82 × 4.02 mm
L/W Ratio1.40
Girdle conditionFaceted
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
8.17 mm5.82 mm1.51 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845632572
Side View
Table 60.0%Crown 33.8°Girdle: MED-THKPavilion 36.7°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,552 NZD|Low: $449 NZD|High: $3,552 NZD|Avg: $1,357 NZD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 4$449 NZD
Retailer 8$505 NZD
Retailer 6$797 NZD
Retailer 2$814 NZD
Retailer 9$824 NZD
Retailer 12$915 NZD
Retailer 5$1,099 NZD
Retailer 10$1,562 NZD
Retailer 7$1,640 NZD
Retailer 11$1,717 NZD
Retailer 3$1,982 NZD
Helzberg Diamonds$3,552 NZD

5 data points across 12 retailers

13 retailers$449 NZD to $3,552 NZD

A
Cheapest Retailer
-
$449 NZD
Final sale: no returns
A
Retailer 2
-
$505 NZD
View
A
Retailer 3
-
$797 NZD
View
A
Retailer 4
-
$814 NZD
View
A
Retailer 5
-
$824 NZD
View
A
Retailer 6
-
$915 NZD
View
A
Retailer 7
-
$1,099 NZD
View
B+
Retailer 8
-
$1,562 NZD
View
B+
Retailer 9
-
$1,640 NZD
View
B+
Retailer 10
-
$1,717 NZD
View
B+
Retailer 11
-
$1,982 NZD
View
B
Retailer 12
-
$3,031 NZD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKLMJILNI · Nov 6
$3,552 NZD
$1,969 USD
View
12 more retailers have this diamond
Prices start from $449 NZDSave up to $3,103 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
1.51ct Cushion
$449 NZD