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Round|Lab Grown|IGI

1.51ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG838619572

Shape and cutting style on the report: Round brilliant

Certificate IGI LG838619572

Diamond specifications and retailer prices

From $465 CAD
$333 USD
As of October 29, 2026
Save $3,684 CAD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,149 CAD at Brilliant Earth · As of October 30, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG838619572 or 838619572. Listed at 20 retailers as of October 29, 2026, with prices from $465 to $4,149, a $3,684 spread on the same certified stone. Brilliant Earth lists it at $4,149. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838619572
Dimensions7.28 × 7.31 × 4.54 mm
L/W Ratio1.00
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
7.28 mm7.31 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838619572
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A+
Exceptional
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: $4,149 CAD|Low: $465 CAD|High: $5,378 CAD|Avg: $1,231 CAD|-16.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 20$465 CAD
Retailer 5$520 CAD
Retailer 18$541 CAD
Retailer 13$577 CAD
Retailer 9$585 CAD
Retailer 12$644 CAD
Retailer 19$742 CAD
Retailer 7$775 CAD
Retailer 14$775 CAD
Retailer 2$934 CAD
Retailer 3$936 CAD
Retailer 6$992 CAD
Retailer 15$1,032 CAD
Retailer 4$1,347 CAD
Retailer 17$1,694 CAD
Retailer 8$1,844 CAD
Retailer 16$1,856 CAD
Retailer 11$2,045 CAD
Retailer 10$2,349 CAD
Brilliant Earth$4,149 CAD

20 data points across 20 retailers

20 retailers$465 CAD to $4,149 CAD

A+
Cheapest Retailer
-
$465 CAD
$333 USD
A
Retailer 2
-
$520 CAD
$372 USD
View
Final sale: no returns
A
Retailer 3
-
$541 CAD
$387 USD
View
A
Retailer 4
-
$577 CAD
$413 USD
View
A
Retailer 5
-
$585 CAD
$419 USD
View
A
Retailer 6
-
$644 CAD
HK$3,600 HKD
View
A
Retailer 7
-
$742 CAD
£418 GBP
View
A
Retailer 8
-
$775 CAD
$555 USD
View
A
Retailer 9
-
$775 CAD
$555 USD
View
A
Retailer 10
-
$934 CAD
€637 EUR
View
A
Retailer 11
-
$936 CAD
$670 USD
View
A
Retailer 12
-
$992 CAD
ZAR 11,478 ZAR
View
A
Retailer 13
-
$1,032 CAD
£582 GBP
View
A
Retailer 14
-
$1,347 CAD
A$1,483 AUD
View
B+
Retailer 15
-
$1,694 CAD
$1,213 USD
View
B+
Retailer 16
-
$1,844 CAD
SGD 1,784 SGD
View
B+
Retailer 17
-
$1,856 CAD
$1,329 USD
View
B+
Retailer 18
-
$2,045 CAD
$1,464 USD
View
B+
Retailer 19
-
$2,349 CAD
£1,324 GBP
View
Most Expensive
B
Brilliant Earth
21621094A · Oct 30
$4,149 CAD
$2,970 USD
View
19 more retailers have this diamond
Prices start from $465 CADSave up to $3,684 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
$465 CAD