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Cushion|Lab Grown|IGI

1.05ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG831679952

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831679952

Diamond specifications and retailer prices

From $339 NZD
$191 USD
As of November 1, 2026
Save $2,049 NZD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,389 NZD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.05ct lab-grown cushion diamond

This 1.05ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831679952 or 831679952. Listed at 15 retailers as of November 1, 2026, with prices from $339 to $2,389, a $2,049 spread on the same certified stone. Helzberg Diamonds lists it at $2,389. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831679952
Dimensions7.37 × 5.08 × 3.36 mm
L/W Ratio1.45
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
7.37 mm5.08 mm1.05 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831679952
Side View
Table 63.0%Crown 35.1°Girdle: MED-THKPavilion 34.4°Culet: NoneDepth 66.1%

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 1
Current: $2,389 NZD|Low: $339 NZD|High: $2,389 NZD|Avg: $989 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
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 5$339 NZD
Retailer 2$461 NZD
Retailer 12$642 NZD
Retailer 10$649 NZD
Retailer 8$671 NZD
Retailer 14$674 NZD
Retailer 15$778 NZD
Retailer 13$807 NZD
Retailer 9$917 NZD
Retailer 6$1,076 NZD
Retailer 4$1,306 NZD
Retailer 7$1,342 NZD
Retailer 3$1,386 NZD
Retailer 11$1,758 NZD
Helzberg Diamonds$2,389 NZD

6 data points across 15 retailers

15 retailers$339 NZD to $2,389 NZD

A
Cheapest Retailer
-
$339 NZD
$191 USD
Final sale: no returns
A
Retailer 2
-
$461 NZD
£204 GBP
View
A
Retailer 3
-
$642 NZD
€344 EUR
View
A
Retailer 4
-
$649 NZD
ZAR 5,903 ZAR
View
A
Retailer 5
-
$671 NZD
£297 GBP
View
A
Retailer 6
-
$674 NZD
$379 USD
View
A
Retailer 7
-
$778 NZD
$438 USD
View
A
Retailer 8
-
$807 NZD
$454 USD
View
B+
Retailer 9
-
$917 NZD
A$794 AUD
View
B+
Retailer 10
-
$1,076 NZD
SGD 818 SGD
View
B+
Retailer 11
-
$1,306 NZD
$735 USD
View
B
Retailer 12
-
$1,342 NZD
$755 USD
View
B
Retailer 13
-
$1,386 NZD
$780 USD
View
B
Retailer 14
-
$1,758 NZD
£779 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOJHMNPPLI · Nov 1
$2,389 NZD
$1,344 USD
View
14 more retailers have this diamond
Prices start from $339 NZDSave up to $2,049 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
1.05ct Cushion
$339 NZD