Radiant|Lab Grown|IGI

15.43ct G VVS2 Radiant Lab Grown Diamond

EX • G/VVS2 • IGI LG844656500

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

Certificate IGI LG844656500

Diamond specifications and retailer prices

From $3,043 USD
As of October 31, 2026
Save $21,507 USD (88%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $24,550 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 15.43ct lab-grown radiant diamond

This 15.43ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844656500 or 844656500. Listed at 3 retailers as of October 29, 2026, with prices from $3,043 to $24,550, a $21,507 spread on the same certified stone. Brilliant Earth lists it at $24,550. 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

15.43
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844656500
Dimensions17.62 × 12.30 × 8.09 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.62 mm12.30 mm15.43 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844656500
Side View
Table 67.0%Crown 45.5°Girdle: MediumPavilion 34.6°Culet: NoneDepth 65.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $24,550 USD|Low: $3,043 USD|High: $25,730 USD|Avg: $7,220 USD|-4.6%
Brilliant Earth
Retailer 2
Retailer 3
October 31, 2026
Retailer 3$3,043 USD
Retailer 2$4,274 USD
Brilliant Earth$24,550 USD

17 data points across 3 retailers

3 retailers$3,043 USD to $24,550 USD

A
Cheapest Retailer
-
$3,043 USD
Final sale: no returns
A
Retailer 2
-
$4,274 USD
£3,365 GBP
View
Most Expensive
B
Brilliant Earth
22002923A · Oct 29
$24,550 USD
View
2 more retailers have this diamond
Prices start from $3,043 USDSave up to $21,507 USD

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
15.43ct Radiant
$3,043 USD