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Round|Lab Grown|IGI

1.51ct E VS1 Round Lab Grown Diamond

EX • E/VS1 • IGI LG786654187

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786654187

Diamond specifications and retailer prices

From $351 CAD
$251 USD
As of October 29, 2026
Save $1,916 CAD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,267 CAD at Brilliant Earth · As of October 28, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786654187 or 786654187. Listed at 24 retailers as of October 28, 2026, with prices from $351 to $2,267, a $1,916 spread on the same certified stone. Brilliant Earth lists it at $2,267. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786654187
Dimensions7.42 × 7.34 × 4.51 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm7.34 mm1.51 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786654187
Side View
Table 62.0%Crown 34.8°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 61.2%

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: $2,267 CAD|Low: $337 CAD|High: $2,267 CAD|Avg: $882 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
Retailer 18
Retailer 19
October 30, 2026
Retailer 3$351 CAD
Retailer 11$392 CAD
Retailer 5$407 CAD
Retailer 4$435 CAD
Retailer 8$435 CAD
Retailer 19$502 CAD
Retailer 15$658 CAD
Retailer 2$706 CAD
Retailer 13$714 CAD
Retailer 14$749 CAD
Retailer 12$828 CAD
Retailer 9$910 CAD
Retailer 16$1,016 CAD
Retailer 18$1,099 CAD
Retailer 10$1,318 CAD
Retailer 7$1,401 CAD
Retailer 6$1,716 CAD
Retailer 17$1,756 CAD
Brilliant Earth$2,267 CAD

40 data points across 19 retailers

24 retailers$351 CAD to $2,267 CAD

A
Cheapest Retailer
-
$351 CAD
$251 USD
A
Retailer 2
-
$392 CAD
$280 USD
View
Final sale: no returns
A
Retailer 3
-
$407 CAD
$291 USD
View
A
Retailer 4
-
$435 CAD
$311 USD
View
A
Retailer 5
-
$435 CAD
$311 USD
View
A
Retailer 6
-
$502 CAD
HK$2,800 HKD
View
B+
Retailer 7
-
$588 CAD
$420 USD
View
A
Retailer 8
-
$658 CAD
$470 USD
View
A
Retailer 9
-
$666 CAD
$476 USD
View
A
Retailer 10
-
$706 CAD
£397 GBP
View
A
Retailer 11
-
$714 CAD
€486 EUR
View
A
Retailer 12
-
$749 CAD
ZAR 8,645 ZAR
View
B+
Retailer 13
-
$828 CAD
£466 GBP
View
B+
Retailer 14
-
$910 CAD
$650 USD
View
B+
Retailer 15
-
$1,016 CAD
A$1,117 AUD
View
B+
Retailer 16
-
$1,099 CAD
$785 USD
View
Retailer 17
-
$1,223 CAD
$874 USD
View
Price last confirmed 28 days ago
B
Retailer 18
-
$1,345 CAD
$961 USD
View
B
Retailer 19
-
$1,401 CAD
$1,001 USD
View
B
Retailer 20
-
$1,474 CAD
$1,053 USD
View
B
Retailer 21
-
$1,716 CAD
$1,226 USD
View
Retailer 22
-
$1,756 CAD
£988 GBP
View
Price last confirmed 9 days ago
B
Retailer 23
-
$1,899 CAD
$1,357 USD
View
Most Expensive
B
Brilliant Earth
20975901A · Oct 28
$2,267 CAD
$1,620 USD
View
23 more retailers have this diamond
Prices start from $351 CADSave up to $1,916 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
$351 CAD