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Round|Lab Grown|IGI

1.51ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG803629717

Shape and cutting style on the report: Round brilliant

Certificate IGI LG803629717

Diamond specifications and retailer prices

From $920 CAD
$657 USD
As of October 29, 2026
Save $5,883 CAD (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $6,802 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 LG803629717 or 803629717. Listed at 24 retailers as of October 29, 2026, with prices from $920 to $6,802, a $5,883 spread on the same certified stone. Brilliant Earth lists it at $6,802. 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 angle33.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803629717
Dimensions7.42 × 7.38 × 4.49 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
7.42 mm7.38 mm1.51 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803629717
Side View
Table 58.0%Crown 33.8°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
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: $6,802 CAD|Low: $883 CAD|High: $6,802 CAD|Avg: $2,321 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
Retailer 16
Retailer 17
October 30, 2026
Retailer 17$920 CAD
Retailer 16$1,001 CAD
Retailer 4$1,066 CAD
Retailer 5$1,066 CAD
Retailer 2$1,464 CAD
Retailer 13$1,512 CAD
Retailer 8$1,526 CAD
Retailer 15$1,645 CAD
Retailer 10$1,696 CAD
Retailer 12$1,819 CAD
Retailer 14$1,943 CAD
Retailer 6$2,477 CAD
Retailer 3$2,999 CAD
Retailer 9$3,436 CAD
Retailer 7$3,674 CAD
Retailer 11$4,518 CAD
Brilliant Earth$6,802 CAD

33 data points across 17 retailers

24 retailers$920 CAD to $6,802 CAD

A
Cheapest Retailer
-
$920 CAD
$657 USD
A
Retailer 2
-
$1,001 CAD
$715 USD
View
A
Retailer 3
-
$1,029 CAD
$735 USD
View
Final sale: no returns
A
Retailer 4
-
$1,066 CAD
$762 USD
View
Retailer 5
-
$1,066 CAD
$762 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,407 CAD
$1,005 USD
View
A
Retailer 7
-
$1,464 CAD
£824 GBP
View
B+
Retailer 8
-
$1,506 CAD
$1,076 USD
View
B+
Retailer 9
-
$1,512 CAD
$1,080 USD
View
A
Retailer 10
-
$1,526 CAD
$1,090 USD
View
B+
Retailer 11
-
$1,645 CAD
A$1,808 AUD
View
B+
Retailer 12
-
$1,696 CAD
£954 GBP
View
B+
Retailer 13
-
$1,819 CAD
€1,238 EUR
View
B+
Retailer 14
-
$1,943 CAD
ZAR 22,422 ZAR
View
B
Retailer 15
-
$2,477 CAD
$1,770 USD
View
B
Retailer 16
-
$2,999 CAD
$2,143 USD
View
B+
Retailer 17
-
$3,436 CAD
$2,455 USD
View
B
Retailer 18
-
$3,590 CAD
SGD 3,466 SGD
View
B
Retailer 19
-
$3,639 CAD
$2,600 USD
View
Retailer 20
-
$3,674 CAD
$2,625 USD
View
Price last confirmed 15 days ago
B
Retailer 21
-
$3,680 CAD
$2,630 USD
View
B
Retailer 22
-
$3,712 CAD
$2,652 USD
View
B
Retailer 23
-
$4,518 CAD
£2,542 GBP
View
Most Expensive
B
Brilliant Earth
20085656A · Oct 29
$6,802 CAD
$4,860 USD
View
23 more retailers have this diamond
Prices start from $920 CADSave up to $5,883 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
$920 CAD