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Radiant|Lab Grown|IGI

1.23ct G VVS2 Radiant Lab Grown Diamond

EX • G/VVS2 • IGI LG605342120

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG605342120

Diamond specifications and retailer prices

From $221 USD
As of November 4, 2026
Save $1,669 USD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,890 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG605342120 or 605342120. Listed at 14 retailers as of November 4, 2026, with prices from $221 to $1,890, a $1,669 spread on the same certified stone. Do Amore Diamonds lists it at $1,890. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605342120
Dimensions7.26 × 5.59 × 3.72 mm
L/W Ratio1.30
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.26 mm5.59 mm1.23 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605342120
Side View
Table 65.0%Crown 41.4°Girdle: MediumPavilion 34.6°Culet: NoneDepth 66.5%

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 4
Current: $1,890 USD|Low: $221 USD|High: $1,890 USD|Avg: $692 USD
Do Amore 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
November 4, 2026
Retailer 13$221 USD
Retailer 10$244 USD
Retailer 4$368 USD
Retailer 12$426 USD
Retailer 7$465 USD
Retailer 3$490 USD
Retailer 2$495 USD
Retailer 6$659 USD
Retailer 9$788 USD
Retailer 11$867 USD
Retailer 5$1,038 USD
Retailer 8$1,080 USD
Do Amore Diamonds$1,890 USD

43 data points across 13 retailers

14 retailers$221 USD to $1,890 USD

A
Cheapest Retailer
-
$221 USD
Final sale: no returns
A
Retailer 2
-
$244 USD
View
A
Retailer 3
-
$368 USD
View
A
Retailer 4
-
$426 USD
View
A
Retailer 5
-
$465 USD
View
A
Retailer 6
-
$490 USD
View
A
Retailer 7
-
$495 USD
View
B+
Retailer 8
-
$659 USD
View
B+
Retailer 9
-
$715 USD
View
B
Retailer 10
-
$788 USD
View
B
Retailer 11
-
$867 USD
View
B
Retailer 12
-
$1,038 USD
View
B
Retailer 13
-
$1,080 USD
View
Most Expensive
B
Do Amore Diamonds
27-58DDDFE10 · Nov 4
$1,890 USD
View
13 more retailers have this diamond
Prices start from $221 USDSave up to $1,669 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 Radiant
$221 USD