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Round|Lab Grown|IGI

3.05ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG508124003

Shape and cutting style on the report: Round brilliant

Certificate IGI LG508124003

Diamond specifications and retailer prices

From $813 CAD
As of November 5, 2026
Save $2,972 CAD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,401 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG508124003 or 508124003. Listed at 16 retailers as of November 5, 2026, with a 366% 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

3.05
Carat
J
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508124003
Dimensions9.29 × 9.35 × 5.74 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.29 mm9.35 mm3.05 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508124003
Side View
Table 56.0%Crown 35.1°GirdlePavilion 40.7°Culet: NoneDepth 61.6%

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: Nov 5
Current: $4,401 CAD|Low: $813 CAD|High: $4,431 CAD|Avg: $2,148 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 9$813 CAD
Retailer 12$909 CAD
Retailer 4$1,089 CAD
Retailer 6$1,194 CAD
Retailer 11$1,391 CAD
Retailer 8$1,552 CAD
Retailer 13$1,637 CAD
Retailer 2$2,188 CAD
Retailer 5$2,274 CAD
Retailer 7$2,503 CAD
Retailer 3$3,264 CAD
Retailer 10$3,785 CAD
MOH London$4,401 CAD

25 data points across 13 retailers

16 retailers$813 CAD to $3,785 CAD

A
Cheapest Retailer
-
$813 CAD
A
Retailer 2
-
$909 CAD
View
Final sale: no returns
A
Retailer 3
-
$911 CAD
View
Retailer 4
-
$1,008 CAD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,008 CAD
View
A
Retailer 6
-
$1,089 CAD
View
A
Retailer 7
-
$1,194 CAD
View
B+
Retailer 8
-
$1,391 CAD
View
B+
Retailer 9
-
$1,552 CAD
View
B+
Retailer 10
-
$1,637 CAD
View
B
Retailer 11
-
$2,188 CAD
View
B
Retailer 12
-
$2,503 CAD
View
B
Retailer 13
-
$2,652 CAD
View
B
Retailer 14
-
$3,264 CAD
View
B
Retailer 15
-
$3,785 CAD
View
Most Expensive
MOH London
LG508124003 · Oct 29
$4,401 CAD
£2,481 GBP
View
Price last confirmed 7 days ago
15 more retailers have this diamond
Prices start from $813 CADSave up to $2,972 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
3.05ct Round
$813 CAD