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Radiant|Lab Grown|IGI

1.23ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG739585776

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

Certificate IGI LG739585776

Diamond specifications and retailer prices

From $239 AUD
$168 USD
As of October 30, 2026
Save $2,067 AUD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,306 AUD at Do Amore Diamonds · As of November 1, 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 LG739585776 or 739585776. Listed at 15 retailers as of October 30, 2026, with prices from $239 to $2,306, a $2,067 spread on the same certified stone. Do Amore Diamonds lists it at $2,306. 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 angle42.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739585776
Dimensions7.81 × 5.33 × 3.46 mm
L/W Ratio1.47
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
7.81 mm5.33 mm1.23 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739585776
Side View
Table 64.0%Crown 42.7°Girdle: MediumPavilion 35°Culet: NoneDepth 64.9%

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: Oct 30
Current: $2,306 AUD|Low: $231 AUD|High: $2,349 AUD|Avg: $816 AUD|-1.8%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 20
October 31, 2026
Retailer 18$239 AUD
Retailer 3$269 AUD
Retailer 20$278 AUD
Retailer 5$343 AUD
Retailer 4$403 AUD
Retailer 11$448 AUD
Retailer 6$532 AUD
Retailer 8$535 AUD
Retailer 16$541 AUD
Retailer 7$561 AUD
Retailer 10$742 AUD
Retailer 15$800 AUD
Retailer 12$989 AUD
Retailer 17$1,009 AUD
Retailer 14$1,028 AUD
Retailer 19$1,055 AUD
Retailer 9$1,308 AUD
Retailer 13$1,542 AUD
Retailer 2$1,865 AUD
Do Amore Diamonds$2,306 AUD

27 data points across 20 retailers

15 retailers$239 AUD to $2,306 AUD

A
Cheapest Retailer
-
$239 AUD
$168 USD
A
Retailer 2
-
$269 AUD
$189 USD
View
Final sale: no returns
A
Retailer 3
-
$278 AUD
$195 USD
View
A
Retailer 4
-
$343 AUD
$241 USD
View
B+
Retailer 5
-
$403 AUD
$283 USD
View
A
Retailer 6
-
$532 AUD
$374 USD
View
A
Retailer 7
-
$541 AUD
€362 EUR
View
B+
Retailer 8
-
$800 AUD
View
Retailer 9
-
$989 AUD
$695 USD
View
Price last confirmed 53 days ago
B
Retailer 10
-
$1,009 AUD
$709 USD
View
B
Retailer 11
-
$1,028 AUD
View
B+
Retailer 12
-
$1,055 AUD
$741 USD
View
B
Retailer 13
-
$1,542 AUD
£853 GBP
View
B
Retailer 14
-
$1,865 AUD
$1,310 USD
View
Most Expensive
B
Do Amore Diamonds
27-48A4AAABC · Nov 1
$2,306 AUD
$1,620 USD
View
14 more retailers have this diamond
Prices start from $239 AUDSave up to $2,067 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
$239 AUD