Cushion|Lab Grown|IGI

1.23ct D FL Cushion Lab Grown Diamond

GD • D/FL

Diamond specifications and retailer prices

From $727 USD
As of October 30, 2026
Save $1,629 USD (69%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,356 USD at Helzberg Diamonds · As of October 31, 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 FL clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI. Listed at 2 retailers as of October 30, 2026, with prices from $727 to $2,356, a $1,629 spread on the same certified stone. Helzberg Diamonds lists it at $2,356. 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
FL
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.83 × 5.25 mm
L/W Ratio1.49
Top View
7.83 mm5.25 mm1.23 ctD / FL
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,356 USD|Low: $727 USD|High: $3,021 USD|Avg: $1,773 USD|-22.0%
Helzberg Diamonds
Retailer 2
October 23, 2026
Retailer 2$727 USD
Helzberg Diamonds$2,356 USD

6 data points across 2 retailers

2 retailers$727 USD to $2,356 USD

A
Cheapest Retailer
-
$727 USD
Most Expensive
B
Helzberg Diamonds
ZXZOJMMIGKPP · Oct 31
$2,356 USD
View
1 more retailer has this diamond
Prices start from $727 USDSave up to $1,629 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
$727 USD