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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 $315 AUD
As of November 4, 2026
Save $2,379 AUD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,694 AUD 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 $315 to $2,694, a $2,379 spread on the same certified stone. Do Amore Diamonds lists it at $2,694. 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
Colour
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: $2,694 AUD|Low: $315 AUD|High: $2,694 AUD|Avg: $986 AUD
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$315 AUD
Retailer 10$348 AUD
Retailer 4$525 AUD
Retailer 12$607 AUD
Retailer 7$663 AUD
Retailer 3$698 AUD
Retailer 2$706 AUD
Retailer 6$939 AUD
Retailer 9$1,123 AUD
Retailer 11$1,236 AUD
Retailer 5$1,480 AUD
Retailer 8$1,540 AUD
Do Amore Diamonds$2,694 AUD

43 data points across 13 retailers

14 retailers$315 AUD to $2,694 AUD

A
Cheapest Retailer
-
$315 AUD
Final sale: no returns
A
Retailer 2
-
$348 AUD
View
A
Retailer 3
-
$525 AUD
View
A
Retailer 4
-
$607 AUD
View
A
Retailer 5
-
$663 AUD
View
A
Retailer 6
-
$698 AUD
View
A
Retailer 7
-
$706 AUD
View
B+
Retailer 8
-
$939 AUD
View
B+
Retailer 9
-
$1,019 AUD
View
B
Retailer 10
-
$1,123 AUD
View
B
Retailer 11
-
$1,236 AUD
View
B
Retailer 12
-
$1,480 AUD
View
B
Retailer 13
-
$1,540 AUD
View
Most Expensive
B
Do Amore Diamonds
27-58DDDFE10 · Nov 4
$2,694 AUD
$1,890 USD
View
13 more retailers have this diamond
Prices start from $315 AUDSave up to $2,379 AUD

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
$315 AUD