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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 $215 SGD
$168 USD
As of October 30, 2026
Save $1,856 SGD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,071 SGD at Do Amore Diamonds · As of October 30, 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 $215 to $2,071, a $1,856 spread on the same certified stone. Do Amore Diamonds lists it at $2,071. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,071 SGD|Low: $207 SGD|High: $2,109 SGD|Avg: $732 SGD|-1.8%
Do Amore Diamonds
Retailer 2
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Retailer 20
October 29, 2026
Retailer 18$215 SGD
Retailer 3$242 SGD
Retailer 20$249 SGD
Retailer 5$308 SGD
Retailer 4$362 SGD
Retailer 11$403 SGD
Retailer 6$478 SGD
Retailer 8$481 SGD
Retailer 15$486 SGD
Retailer 7$504 SGD
Retailer 10$666 SGD
Retailer 14$719 SGD
Retailer 12$888 SGD
Retailer 17$906 SGD
Retailer 13$923 SGD
Retailer 19$947 SGD
Retailer 9$1,174 SGD
Retailer 2$1,385 SGD
Retailer 16$1,649 SGD
Do Amore Diamonds$2,071 SGD

26 data points across 20 retailers

15 retailers$215 SGD to $2,071 SGD

A
Cheapest Retailer
-
$215 SGD
$168 USD
A
Retailer 2
-
$242 SGD
$189 USD
View
Final sale: no returns
A
Retailer 3
-
$249 SGD
$195 USD
View
A
Retailer 4
-
$308 SGD
$241 USD
View
B+
Retailer 5
-
$362 SGD
$283 USD
View
A
Retailer 6
-
$478 SGD
$374 USD
View
Retailer 7
-
$486 SGD
€362 EUR
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$719 SGD
A$865 AUD
View
Retailer 9
-
$888 SGD
$695 USD
View
Price last confirmed 52 days ago
B
Retailer 10
-
$906 SGD
$709 USD
View
B
Retailer 11
-
$923 SGD
A$1,111 AUD
View
B+
Retailer 12
-
$947 SGD
$741 USD
View
B
Retailer 13
-
$1,385 SGD
£853 GBP
View
B
Retailer 14
-
$1,649 SGD
$1,290 USD
View
Most Expensive
B
Do Amore Diamonds
27-48A4AAABC · Oct 30
$2,071 SGD
$1,620 USD
View
14 more retailers have this diamond
Prices start from $215 SGDSave up to $1,856 SGD

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
$215 SGD