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Radiant|Lab Grown|IGI

15.00ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG770634602

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG770634602

Diamond specifications and retailer prices

From $7,438 CAD
$5,325 USD
As of October 30, 2026
Save $37,734 CAD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $47,997 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15ct lab-grown radiant diamond

This 15ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770634602 or 770634602. Listed at 19 retailers as of October 30, 2026, with a 507% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

15.00
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.3°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770634602
Dimensions17.49 × 12.02 × 8.20 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.49 mm12.02 mm15.00 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770634602
Side View
Table 68.0%Crown 47.3°Girdle: Slightly ThickPavilion 38.9°Culet: NoneDepth 68.2%

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 30
Current: $47,997 CAD|Low: $7,141 CAD|High: $47,997 CAD|Avg: $14,939 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
November 1, 2026
Retailer 16$7,438 CAD
Retailer 15$7,796 CAD
Retailer 12$8,566 CAD
Retailer 3$8,629 CAD
Retailer 10$8,633 CAD
Retailer 14$9,933 CAD
Retailer 4$10,335 CAD
Retailer 13$10,819 CAD
Retailer 2$10,970 CAD
Retailer 5$12,241 CAD
Retailer 9$13,485 CAD
Retailer 11$14,301 CAD
Retailer 7$22,546 CAD
Retailer 8$23,998 CAD
Retailer 6$30,712 CAD
Brilliant Earth$47,997 CAD

44 data points across 16 retailers

19 retailers$7,438 CAD to $45,173 CAD

A
Cheapest Retailer
-
$7,438 CAD
$5,325 USD
A
Retailer 2
-
$7,796 CAD
$5,581 USD
View
A
Retailer 3
-
$8,566 CAD
$6,132 USD
View
Final sale: no returns
A
Retailer 4
-
$8,629 CAD
$6,177 USD
View
A
Retailer 5
-
$8,633 CAD
$6,180 USD
View
A
Retailer 6
-
$9,933 CAD
$7,111 USD
View
B+
Retailer 7
-
$10,335 CAD
HK$57,800 HKD
View
Retailer 8
-
$10,819 CAD
$7,745 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
$10,970 CAD
£6,184 GBP
View
B+
Retailer 10
-
$12,241 CAD
£6,900 GBP
View
B+
Retailer 11
-
$13,103 CAD
$9,380 USD
View
B+
Retailer 12
-
$13,485 CAD
€9,194 EUR
View
B+
Retailer 13
-
$14,301 CAD
$10,238 USD
View
B
Retailer 14
-
$22,546 CAD
$16,140 USD
View
B
Retailer 15
-
$22,941 CAD
$16,423 USD
View
B
Retailer 16
-
$23,998 CAD
$17,179 USD
View
B
Retailer 17
-
$30,712 CAD
$21,986 USD
View
B
Retailer 18
-
$45,173 CAD
$32,338 USD
View
Most Expensive
Brilliant Earth
17462652A · Oct 31
$47,997 CAD
$34,360 USD
View
Price under review
18 more retailers have this diamond
Prices start from $7,438 CADSave up to $37,734 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
15.00ct Radiant
$7,438 CAD