Cushion|Lab Grown|IGI

1.23ct D VVS1 Cushion Lab Grown Diamond

VG • D/VVS1 • IGI LG840624160

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840624160

Diamond specifications and retailer prices

From $231 USD
As of November 4, 2026
Save $1,494 USD (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,725 USD at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

About this 1.23ct lab-grown cushion diamond

This 1.23ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG840624160 or 840624160. Listed at 11 retailers as of November 4, 2026, with prices from $231 to $1,725, a $1,494 spread on the same certified stone. Helzberg Diamonds lists it at $1,725. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
D
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840624160
Dimensions7.59 × 5.43 × 3.70 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
7.59 mm5.43 mm1.23 ctD / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840624160
Side View
Table 60.0%Crown 34.1°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 68.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $1,725 USD|Low: $231 USD|High: $1,725 USD|Avg: $730 USD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 10$231 USD
Retailer 4$291 USD
Retailer 7$426 USD
Retailer 5$442 USD
Retailer 6$466 USD
Retailer 9$598 USD
Retailer 3$836 USD
Retailer 11$875 USD
Retailer 2$1,022 USD
Retailer 8$1,260 USD
Helzberg Diamonds$1,725 USD

4 data points across 11 retailers

11 retailers$231 USD to $1,725 USD

A
Cheapest Retailer
-
$231 USD
Final sale: no returns
A
Retailer 2
-
$291 USD
View
A
Retailer 3
-
$426 USD
View
A
Retailer 4
-
$442 USD
View
A
Retailer 5
-
$466 USD
View
B+
Retailer 6
-
$598 USD
View
B+
Retailer 7
-
$836 USD
View
B
Retailer 8
-
$875 USD
View
B
Retailer 9
-
$1,022 USD
View
B
Retailer 10
-
$1,260 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMIKHMG · Nov 4
$1,725 USD
View
10 more retailers have this diamond
Prices start from $231 USDSave up to $1,494 USD

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
1.23ct Cushion
$231 USD