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Oval|Lab Grown|IGI

1.51ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG791635158

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG791635158

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)
28 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 LG791635158 or 791635158. Listed at 28 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 angle33.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791635158
Dimensions9.45 × 6.38 × 3.96 mm
L/W Ratio1.48
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
9.45 mm6.38 mm1.51 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791635158
Side View
Table 59.0%Crown 33.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.1%

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: $489 CAD|High: $7,376 CAD|Avg: $1,934 CAD
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
October 30, 2026
Retailer 6$686 CAD
Retailer 4$870 CAD
Retailer 10$964 CAD
Retailer 14$1,125 CAD
Retailer 12$1,219 CAD
Retailer 8$1,281 CAD
Retailer 15$1,288 CAD
Retailer 13$1,349 CAD
Retailer 2$1,394 CAD
Retailer 9$1,442 CAD
Retailer 7$1,856 CAD
Retailer 3$2,212 CAD
Retailer 5$3,111 CAD
Retailer 11$3,507 CAD
Brilliant Earth$7,376 CAD

42 data points across 15 retailers

28 retailers$613 CAD to $6,019 CAD

A
Cheapest Retailer
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$613 CAD
$439 USD
A
Retailer 2
-
$686 CAD
$491 USD
View
Final sale: no returns
A
Retailer 3
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$686 CAD
$491 USD
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A
Retailer 4
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$760 CAD
$544 USD
View
A
Retailer 5
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$760 CAD
$544 USD
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A
Retailer 6
-
$870 CAD
$623 USD
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A
Retailer 7
-
$964 CAD
$690 USD
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A
Retailer 8
-
$1,125 CAD
$805 USD
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A
Retailer 9
-
$1,144 CAD
$819 USD
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A
Retailer 10
-
$1,152 CAD
$825 USD
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A
Retailer 11
-
$1,225 CAD
$877 USD
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A
Retailer 12
-
$1,288 CAD
A$1,418 AUD
View
B+
Retailer 13
-
$1,349 CAD
$966 USD
View
A
Retailer 14
-
$1,394 CAD
£786 GBP
View
B+
Retailer 15
-
$1,442 CAD
ZAR 16,675 ZAR
View
B+
Retailer 16
-
$1,856 CAD
$1,329 USD
View
B+
Retailer 17
-
$2,212 CAD
$1,583 USD
View
B
Retailer 18
-
$2,339 CAD
View
B
Retailer 19
-
$2,697 CAD
$1,931 USD
View
B
Retailer 20
-
$2,717 CAD
$1,945 USD
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B
Retailer 21
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$2,897 CAD
$2,074 USD
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B
Retailer 22
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$2,899 CAD
$2,076 USD
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B
Retailer 23
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$3,244 CAD
$2,322 USD
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B
Retailer 24
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$3,507 CAD
£1,977 GBP
View
B
Retailer 25
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$4,680 CAD
$3,350 USD
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B
Retailer 26
-
$5,448 CAD
$3,900 USD
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B
Retailer 27
-
$6,019 CAD
$4,309 USD
View
Most Expensive
Brilliant Earth
20488162Y · Oct 29
$7,376 CAD
$5,280 USD
View
Price under review
27 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