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Radiant|Lab Grown|IGI

1.23ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG842603876

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

Certificate IGI LG842603876

Diamond specifications and retailer prices

From $232 AUD
$163 USD
As of October 30, 2026
Save $2,003 AUD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,235 AUD at Do Amore Diamonds · As of October 31, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG842603876 or 842603876. Listed at 10 retailers as of October 30, 2026, with prices from $232 to $2,235, a $2,003 spread on the same certified stone. Do Amore Diamonds lists it at $2,235. 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
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842603876
Dimensions7.37 × 5.40 × 3.56 mm
L/W Ratio1.36
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 mm5.40 mm1.23 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842603876
Side View
Table 67.0%Crown 48°Girdle: Slightly ThickPavilion 35.3°Culet: NoneDepth 65.9%

Caratlytics Score

How it works →
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: Oct 30
Current: $2,235 AUD|Low: $232 AUD|High: $2,235 AUD|Avg: $654 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 8$232 AUD
Retailer 7$261 AUD
Retailer 3$269 AUD
Retailer 9$397 AUD
Retailer 6$426 AUD
Retailer 2$537 AUD
Retailer 4$645 AUD
Retailer 5$1,011 AUD
Retailer 10$1,066 AUD
Do Amore Diamonds$2,235 AUD

2 data points across 10 retailers

10 retailers$232 AUD to $2,235 AUD

A
Cheapest Retailer
-
$232 AUD
$163 USD
A
Retailer 2
-
$261 AUD
$183 USD
View
Final sale: no returns
A
Retailer 3
-
$269 AUD
$189 USD
View
B+
Retailer 4
-
$397 AUD
$279 USD
View
A
Retailer 5
-
$426 AUD
£236 GBP
View
A
Retailer 6
-
$537 AUD
€359 EUR
View
A
Retailer 7
-
$645 AUD
$453 USD
View
B
Retailer 8
-
$1,011 AUD
$710 USD
View
B+
Retailer 9
-
$1,066 AUD
$749 USD
View
Most Expensive
B
Do Amore Diamonds
27-6A3D6B802 · Oct 31
$2,235 AUD
$1,570 USD
View
9 more retailers have this diamond
Prices start from $232 AUDSave up to $2,003 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
$232 AUD