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Round|Lab Grown|IGI

3.78ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG627426936

Shape and cutting style on the report: Round brilliant

Certificate IGI LG627426936

Diamond specifications and retailer prices

From $602 CAD
$430 USD
As of October 29, 2026
Save $2,064 CAD (77%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,666 CAD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.78ct lab-grown round diamond

This 3.78ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG627426936 or 627426936. Listed at 5 retailers as of October 29, 2026, with prices from $602 to $2,666, a $2,064 spread on the same certified stone. The Diamond Guys lists it at $2,666. 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

3.78
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627426936
Dimensions10.13 × 10.07 × 6.08 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
10.13 mm10.07 mm3.78 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627426936
Side View
Table 59.0%Crown 34°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.3%

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: $602 CAD|Low: $448 CAD|High: $8,580 CAD|Avg: $2,272 CAD|-1.6%
Retailer 1
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
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Retailer 16
The Diamond Guys
October 27, 2026
Retailer 1$602 CAD
Retailer 15$687 CAD
Retailer 10$697 CAD
Retailer 13$997 CAD
Retailer 14$1,068 CAD
Retailer 12$1,088 CAD
Retailer 11$1,121 CAD
Retailer 9$1,169 CAD
Retailer 2$1,783 CAD
Retailer 16$1,829 CAD
Retailer 8$2,016 CAD
Retailer 3$2,272 CAD
The Diamond Guys$2,666 CAD
Retailer 4$2,845 CAD
Retailer 6$3,751 CAD
Retailer 5$4,807 CAD
Retailer 7$8,580 CAD

11 data points across 17 retailers

5 retailers$602 CAD to $2,666 CAD

A
Cheapest Retailer
-
$602 CAD
$430 USD
Final sale: no returns
Retailer 2
-
$687 CAD
$491 USD
View
Price last confirmed 44 days ago
Retailer 3
-
$997 CAD
£561 GBP
View
Price last confirmed 43 days ago
B+
Retailer 4
-
$2,016 CAD
View
Most Expensive
B+
The Diamond Guys
1954434156 · Oct 30
$2,666 CAD
$1,905 USD
View
4 more retailers have this diamond
Prices start from $602 CADSave up to $2,064 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
3.78ct Round
$602 CAD