Radiant|Lab Grown|IGI

1.23ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG805676250

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

Certificate IGI LG805676250

Diamond specifications and retailer prices

From $306 CAD
$218 USD
As of October 28, 2026
Save $1,393 CAD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,700 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 top-tier cut grade and certified by IGI LG805676250 or 805676250. Listed at 13 retailers as of October 28, 2026, with prices from $306 to $1,700, a $1,393 spread on the same certified stone. Brilliant Earth lists it at $1,700. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805676250
Dimensions7.54 × 5.25 × 3.60 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.54 mm5.25 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805676250
Side View
Table 64.0%Crown 43°Girdle: MediumPavilion 35.1°Culet: NoneDepth 68.6%

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 28
Current: $1,700 CAD|Low: $306 CAD|High: $1,700 CAD|Avg: $922 CAD
Brilliant Earth
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 29, 2026
Retailer 13$306 CAD
Retailer 6$457 CAD
Retailer 8$584 CAD
Retailer 4$593 CAD
Retailer 7$618 CAD
Retailer 10$619 CAD
Retailer 11$670 CAD
Retailer 9$829 CAD
Retailer 5$1,011 CAD
Retailer 12$1,097 CAD
Retailer 2$1,598 CAD
Retailer 3$1,655 CAD
Brilliant Earth$1,700 CAD

12 data points across 13 retailers

13 retailers$306 CAD to $1,700 CAD

A
Cheapest Retailer
-
$306 CAD
$218 USD
Final sale: no returns
A
Retailer 2
-
$457 CAD
£256 GBP
View
A
Retailer 3
-
$584 CAD
ZAR 6,713 ZAR
View
A
Retailer 4
-
$593 CAD
$422 USD
View
A
Retailer 5
-
$618 CAD
£346 GBP
View
A
Retailer 6
-
$619 CAD
€420 EUR
View
A
Retailer 7
-
$670 CAD
$477 USD
View
B+
Retailer 8
-
$829 CAD
A$908 AUD
View
B+
Retailer 9
-
$1,011 CAD
$720 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$1,097 CAD
$781 USD
View
B
Retailer 11
-
$1,598 CAD
£896 GBP
View
B
Retailer 12
-
$1,655 CAD
$1,178 USD
View
Most Expensive
B
Brilliant Earth
22162818A · Oct 28
$1,700 CAD
$1,210 USD
View
12 more retailers have this diamond
Prices start from $306 CADSave up to $1,393 CAD

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
$306 CAD