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Oval|Lab Grown|IGI

1.51ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG805610558

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG805610558

Diamond specifications and retailer prices

From $613 CAD
$439 USD
As of October 29, 2026
Save $5,406 CAD (90%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $7,376 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval 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 LG805610558 or 805610558. Listed at 30 retailers as of October 29, 2026, with a 882% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805610558
Dimensions9.60 × 6.56 × 3.96 mm
L/W Ratio1.46
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
9.60 mm6.56 mm1.51 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805610558
Side View
Table 60.0%Crown 34.2°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 60.4%

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: $7,376 CAD|Low: $686 CAD|High: $7,613 CAD|Avg: $1,972 CAD|-3.1%
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
October 30, 2026
Retailer 6$686 CAD
Retailer 7$760 CAD
Retailer 5$870 CAD
Retailer 12$964 CAD
Retailer 3$1,125 CAD
Retailer 14$1,219 CAD
Retailer 10$1,281 CAD
Retailer 13$1,288 CAD
Retailer 15$1,349 CAD
Retailer 2$1,394 CAD
Retailer 11$1,442 CAD
Retailer 8$1,856 CAD
Retailer 4$2,212 CAD
Retailer 16$2,604 CAD
Retailer 9$3,522 CAD
Brilliant Earth$7,376 CAD

41 data points across 16 retailers

30 retailers$613 CAD to $6,019 CAD

A
Cheapest Retailer
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$613 CAD
$439 USD
Retailer 2
-
$613 CAD
$439 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$686 CAD
$491 USD
View
Final sale: no returns
A
Retailer 4
-
$686 CAD
$491 USD
View
Retailer 5
-
$750 CAD
$537 USD
View
Price last confirmed 39 days ago
A
Retailer 6
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$760 CAD
$544 USD
View
A
Retailer 7
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$760 CAD
$544 USD
View
A
Retailer 8
-
$870 CAD
$623 USD
View
A
Retailer 9
-
$964 CAD
$690 USD
View
A
Retailer 10
-
$1,125 CAD
$805 USD
View
A
Retailer 11
-
$1,144 CAD
$819 USD
View
A
Retailer 12
-
$1,152 CAD
$825 USD
View
A
Retailer 13
-
$1,288 CAD
A$1,418 AUD
View
B+
Retailer 14
-
$1,349 CAD
$966 USD
View
A
Retailer 15
-
$1,394 CAD
£786 GBP
View
B+
Retailer 16
-
$1,442 CAD
ZAR 16,675 ZAR
View
B+
Retailer 17
-
$1,856 CAD
$1,329 USD
View
B+
Retailer 18
-
$2,212 CAD
$1,583 USD
View
B
Retailer 19
-
$2,339 CAD
View
B
Retailer 20
-
$2,604 CAD
$1,864 USD
View
B
Retailer 21
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$2,697 CAD
$1,931 USD
View
B
Retailer 22
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$2,717 CAD
$1,945 USD
View
B
Retailer 23
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$2,897 CAD
$2,074 USD
View
B
Retailer 24
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$2,899 CAD
$2,076 USD
View
B
Retailer 25
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$3,244 CAD
$2,322 USD
View
B
Retailer 26
-
$3,522 CAD
£1,985 GBP
View
B
Retailer 27
-
$4,680 CAD
$3,350 USD
View
B
Retailer 28
-
$5,448 CAD
$3,900 USD
View
B
Retailer 29
-
$6,019 CAD
$4,309 USD
View
Most Expensive
Brilliant Earth
20684806Y · Oct 29
$7,376 CAD
$5,280 USD
View
Price under review
29 more retailers have this diamond
Prices start from $613 CADSave up to $5,406 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 Oval
$613 CAD