Radiant|Lab Grown|IGI

4.90ct F VS2 Radiant Lab Grown Diamond

EX • F/VS2 • IGI LG844678996

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

Certificate IGI LG844678996

Diamond specifications and retailer prices

From $612 USD
As of October 28, 2026
Save $474 USD (44%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,140 USD at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 4.9ct lab-grown radiant diamond

This 4.9ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844678996 or 844678996. Listed at 3 retailers as of October 25, 2026, with a 77% 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

4.90
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844678996
Dimensions11.89 × 8.62 × 5.64 mm
L/W Ratio1.38
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm8.62 mm4.90 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844678996
Side View
Table 66.0%Crown 45.2°Girdle: MediumPavilion 34.3°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $4,140 USD|Low: $612 USD|High: $4,140 USD|Avg: $2,120 USD
Brilliant Earth
Retailer 2
Retailer 3
October 25, 2026
Retailer 3$612 USD
Retailer 2$1,086 USD
Brilliant Earth$4,140 USD

6 data points across 3 retailers

3 retailers$612 USD to $1,086 USD

A
Cheapest Retailer
-
$612 USD
Final sale: no returns
A
Retailer 2
-
$1,086 USD
£855 GBP
View
Most Expensive
B
Brilliant Earth
22135779A · Oct 24
$4,140 USD
View
Price last confirmed 7 days ago
2 more retailers have this diamond
Prices start from $612 USDSave up to $474 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
4.90ct Radiant
$612 USD