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Radiant|Lab Grown|IGI

1.23ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG744522308

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

Certificate IGI LG744522308

Diamond specifications and retailer prices

From $261 AUD
$183 USD
As of October 30, 2026
Save $1,975 AUD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,235 AUD at Do Amore Diamonds · As of October 29, 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 LG744522308 or 744522308. Listed at 13 retailers as of October 29, 2026, with prices from $261 to $2,235, a $1,975 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 angle47.3°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744522308
Dimensions7.22 × 5.29 × 3.75 mm
L/W Ratio1.36
Culet sizePointed
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
7.22 mm5.29 mm1.23 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744522308
Side View
Table 60.0%Crown 47.3°Girdle: MediumPavilion 36.8°Culet: NoneDepth 70.9%

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: $245 AUD|High: $2,320 AUD|Avg: $868 AUD|+5.4%
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
October 26, 2026
Retailer 7$261 AUD
Retailer 10$340 AUD
Retailer 11$397 AUD
Retailer 4$499 AUD
Retailer 13$549 AUD
Retailer 9$645 AUD
Retailer 2$776 AUD
Retailer 6$801 AUD
Retailer 3$1,004 AUD
Retailer 12$1,066 AUD
Retailer 5$1,155 AUD
Retailer 8$1,490 AUD
Do Amore Diamonds$2,235 AUD

22 data points across 13 retailers

13 retailers$261 AUD to $2,235 AUD

Retailer 1
-
$232 AUD
$163 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$261 AUD
$183 USD
View
Final sale: no returns
Retailer 3
-
$272 AUD
$191 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
$340 AUD
$239 USD
View
B+
Retailer 5
-
$397 AUD
$279 USD
View
A
Retailer 6
-
$645 AUD
$453 USD
View
B+
Retailer 7
-
$776 AUD
View
B+
Retailer 8
-
$801 AUD
$563 USD
View
Retailer 9
-
$1,004 AUD
$705 USD
View
Price last confirmed 25 days ago
Retailer 10
-
$1,065 AUD
$748 USD
View
Price last confirmed 30 days ago
B+
Retailer 11
-
$1,066 AUD
$749 USD
View
B
Retailer 12
-
$1,490 AUD
£824 GBP
View
Most Expensive
B
Do Amore Diamonds
27-085B4B35E · Oct 29
$2,235 AUD
$1,570 USD
View
12 more retailers have this diamond
Prices start from $261 AUDSave up to $1,975 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
$261 AUD