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Radiant|Lab Grown|IGI

4.78ct G VS1 Radiant Lab Grown Diamond

EX • G/VS1 • IGI LG715588239

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

Certificate IGI LG715588239

Diamond specifications and retailer prices

From $3,645 CAD
$2,604 USD
As of October 24, 2026
2 retailers carry this diamond
Most expensive: $4,944 CAD at Rare Carat · As of July 27, 2026
View at Rare Carat

About this 4.78ct lab-grown radiant diamond

This 4.78ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG715588239 or 715588239. Listed at 2 retailers as of October 24, 2026. 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

4.78
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle55.2°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715588239
Dimensions11.70 × 8.26 × 5.64 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.70 mm8.26 mm4.78 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715588239
Side View
Table 64.0%Crown 55.2°Girdle: MediumPavilion 39.2°Culet: NoneDepth 68.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 24
Current: $4,944 CAD|Low: $683 CAD|High: $11,519 CAD|Avg: $2,837 CAD|-1.9%
Rare Carat
Retailer 2
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Retailer 10
Retailer 11
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Retailer 16
October 24, 2026
Retailer 14$708 CAD
Retailer 10$1,281 CAD
Retailer 4$1,489 CAD
Retailer 5$1,577 CAD
Retailer 8$1,642 CAD
Retailer 16$1,978 CAD
Retailer 6$2,390 CAD
Retailer 12$2,405 CAD
Retailer 9$2,533 CAD
Retailer 3$3,199 CAD
Retailer 13$3,441 CAD
Retailer 2$3,645 CAD
Retailer 15$3,895 CAD
Retailer 7$4,053 CAD
Rare Carat$4,944 CAD
Retailer 11$6,816 CAD

65 data points across 16 retailers

2 retailers

B+
Cheapest Retailer
-
$3,645 CAD
$2,604 USD
Most Expensive
Rare Carat
LFE43A-27 · Jul 27
$4,944 CAD
$3,533 USD
View
Price last confirmed 94 days ago
1 more retailer has this diamond
Prices start from $3,645 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.

B+
4.78ct Radiant
$3,645 CAD