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Round|Lab Grown|IGI

1.51ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG844621712

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844621712

Diamond specifications and retailer prices

From $690 CAD
$493 USD
As of October 29, 2026
Save $6,098 CAD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,788 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844621712 or 844621712. Listed at 23 retailers as of October 29, 2026, with prices from $690 to $6,788, a $6,098 spread on the same certified stone. Brilliant Earth lists it at $6,788. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844621712
Dimensions7.38 × 7.44 × 4.51 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.38 mm7.44 mm1.51 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844621712
Side View
Table 59.0%Crown 34.3°Girdle: MediumPavilion 41°Culet: NoneDepth 60.9%

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: $1,419 CAD|Low: $690 CAD|High: $3,982 CAD|Avg: $1,921 CAD|+2.9%
Retailer 1
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Retailer 19
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Retailer 21
Retailer 22
October 30, 2026
Retailer 21$690 CAD
Retailer 19$773 CAD
Retailer 7$855 CAD
Retailer 9$855 CAD
Retailer 8$880 CAD
Retailer 6$1,157 CAD
Retailer 12$1,251 CAD
Retailer 14$1,365 CAD
Retailer 17$1,365 CAD
Retailer 10$1,380 CAD
Retailer 1$1,419 CAD
Retailer 4$1,429 CAD
Retailer 16$1,470 CAD
Retailer 5$1,897 CAD
Retailer 3$2,251 CAD
Retailer 15$2,661 CAD
Retailer 11$2,788 CAD
Retailer 20$2,871 CAD
Retailer 2$2,979 CAD
Retailer 18$3,576 CAD
Retailer 13$3,736 CAD
Retailer 22$3,982 CAD

18 data points across 22 retailers

23 retailers$690 CAD to $6,788 CAD

A
Cheapest Retailer
-
$690 CAD
$493 USD
A
Retailer 2
-
$773 CAD
$552 USD
View
Retailer 3
-
$855 CAD
$611 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$855 CAD
$611 USD
View
A
Retailer 5
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$880 CAD
$629 USD
View
Final sale: no returns
A
Retailer 6
-
$1,157 CAD
$827 USD
View
A
Retailer 7
-
$1,251 CAD
€851 EUR
View
A
Retailer 8
-
$1,365 CAD
$975 USD
View
B+
Retailer 9
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$1,365 CAD
$975 USD
View
A
Retailer 10
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$1,380 CAD
$986 USD
View
B+
Retailer 11
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$1,419 CAD
£798 GBP
View
A
Retailer 12
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$1,429 CAD
$1,021 USD
View
B+
Retailer 13
-
$1,470 CAD
ZAR 16,971 ZAR
View
B+
Retailer 14
-
$1,897 CAD
$1,355 USD
View
B+
Retailer 15
-
$2,251 CAD
$1,608 USD
View
B
Retailer 16
-
$2,661 CAD
$1,901 USD
View
B
Retailer 17
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$2,788 CAD
$1,992 USD
View
B
Retailer 18
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$2,871 CAD
View
B
Retailer 19
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$2,979 CAD
$2,129 USD
View
B
Retailer 20
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$3,576 CAD
£2,012 GBP
View
B
Retailer 21
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$3,736 CAD
$2,669 USD
View
B
Retailer 22
-
$3,982 CAD
$2,845 USD
View
Most Expensive
B
Brilliant Earth
22269301A · Oct 29
$6,788 CAD
$4,850 USD
View
22 more retailers have this diamond
Prices start from $690 CADSave up to $6,098 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
1.51ct Round
$690 CAD