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Round|Lab Grown|IGI

1.23ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG671407594

Shape and cutting style on the report: Round brilliant

Certificate IGI LG671407594

Diamond specifications and retailer prices

From $249 CAD
$178 USD
As of October 29, 2026
Save $2,144 CAD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,393 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round 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 LG671407594 or 671407594. Listed at 22 retailers as of October 29, 2026, with prices from $249 to $2,393, a $2,144 spread on the same certified stone. Do Amore Diamonds lists it at $2,393. 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 angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671407594
Dimensions6.92 × 6.87 × 4.23 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.92 mm6.87 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671407594
Side View
Table 56.0%Crown 33.3°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.3%

Caratlytics Score

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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 29
Current: $2,393 CAD|Low: $239 CAD|High: $2,393 CAD|Avg: $796 CAD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 18
October 30, 2026
Retailer 16$249 CAD
Retailer 6$279 CAD
Retailer 17$290 CAD
Retailer 15$309 CAD
Retailer 18$309 CAD
Retailer 10$418 CAD
Retailer 5$583 CAD
Retailer 12$587 CAD
Retailer 2$624 CAD
Retailer 3$721 CAD
Retailer 8$735 CAD
Retailer 14$834 CAD
Retailer 7$879 CAD
Retailer 13$1,051 CAD
Retailer 4$1,099 CAD
Retailer 9$1,576 CAD
Retailer 11$1,607 CAD
Do Amore Diamonds$2,393 CAD

35 data points across 18 retailers

22 retailers$249 CAD to $2,393 CAD

A
Cheapest Retailer
-
$249 CAD
$178 USD
A
Retailer 2
-
$279 CAD
$199 USD
View
Final sale: no returns
A
Retailer 3
-
$290 CAD
$207 USD
View
A
Retailer 4
-
$309 CAD
$221 USD
View
A
Retailer 5
-
$309 CAD
$221 USD
View
B+
Retailer 6
-
$418 CAD
$299 USD
View
A
Retailer 7
-
$435 CAD
$311 USD
View
Retailer 8
-
$484 CAD
HK$2,700 HKD
View
Price last confirmed 56 days ago
Retailer 9
-
$583 CAD
£328 GBP
View
Price last confirmed 13 days ago
A
Retailer 10
-
$587 CAD
ZAR 6,776 ZAR
View
B+
Retailer 11
-
$624 CAD
£351 GBP
View
B+
Retailer 12
-
$658 CAD
$470 USD
View
Retailer 13
-
$721 CAD
$515 USD
View
Price last confirmed 12 days ago
B+
Retailer 14
-
$735 CAD
A$808 AUD
View
B+
Retailer 15
-
$834 CAD
A$917 AUD
View
B+
Retailer 16
-
$879 CAD
$628 USD
View
B
Retailer 17
-
$1,051 CAD
A$1,155 AUD
View
Retailer 18
-
$1,099 CAD
$785 USD
View
Price last confirmed 12 days ago
B
Retailer 19
-
$1,341 CAD
$958 USD
View
B
Retailer 20
-
$1,576 CAD
$1,126 USD
View
B
Retailer 21
-
$1,607 CAD
£904 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C84BC4ABA · Oct 29
$2,393 CAD
$1,710 USD
View
21 more retailers have this diamond
Prices start from $249 CADSave up to $2,144 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 Round
$249 CAD