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Round|Lab Grown|IGI

1.24ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG670465505

Shape and cutting style on the report: Round brilliant

Certificate IGI LG670465505

Diamond specifications and retailer prices

From $277 CAD
As of November 5, 2026
Save $1,382 CAD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,659 CAD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.24ct lab-grown round diamond

This 1.24ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG670465505 or 670465505. Listed at 22 retailers as of November 4, 2026, with prices from $277 to $1,659, a $1,382 spread on the same certified stone. Reve Diamonds lists it at $1,659. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.24
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670465505
Dimensions6.89 × 6.87 × 4.28 mm
L/W Ratio1.00
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
6.89 mm6.87 mm1.24 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670465505
Side View
Table 58.0%Crown 35.2°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.2%

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: Nov 5
Current: $620 CAD|Low: $275 CAD|High: $1,659 CAD|Avg: $725 CAD|+4.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Reve Diamonds
November 6, 2026
Retailer 7$277 CAD
Retailer 5$309 CAD
Retailer 16$321 CAD
Retailer 2$344 CAD
Retailer 3$344 CAD
Retailer 4$598 CAD
Retailer 1$620 CAD
Retailer 14$654 CAD
Retailer 10$673 CAD
Retailer 9$684 CAD
Retailer 17$687 CAD
Retailer 15$733 CAD
Retailer 11$922 CAD
Retailer 8$1,103 CAD
Retailer 13$1,108 CAD
Retailer 6$1,177 CAD
Retailer 12$1,599 CAD
Reve Diamonds$1,659 CAD

36 data points across 18 retailers

22 retailers$277 CAD to $1,659 CAD

A
Cheapest Retailer
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$277 CAD
A
Retailer 2
-
$309 CAD
View
Final sale: no returns
A
Retailer 3
-
$321 CAD
View
A
Retailer 4
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$344 CAD
View
Retailer 5
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$344 CAD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$563 CAD
View
B+
Retailer 7
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$598 CAD
View
B+
Retailer 8
-
$620 CAD
View
B+
Retailer 9
-
$654 CAD
View
B+
Retailer 10
-
$673 CAD
View
B+
Retailer 11
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$684 CAD
View
B+
Retailer 12
-
$687 CAD
View
B+
Retailer 13
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$733 CAD
View
B+
Retailer 14
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$908 CAD
View
B
Retailer 15
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$922 CAD
View
B
Retailer 16
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$939 CAD
View
Retailer 17
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$1,094 CAD
View
Price last confirmed 46 days ago
B
Retailer 18
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$1,103 CAD
View
B
Retailer 19
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$1,108 CAD
View
B
Retailer 20
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$1,177 CAD
View
B
Retailer 21
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$1,599 CAD
View
Most Expensive
B
Reve Diamonds
5520D022F · Nov 4
$1,659 CAD
$1,188 USD
View
21 more retailers have this diamond
Prices start from $277 CADSave up to $1,382 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
1.24ct Round
$277 CAD