Radiant|Lab Grown|IGI

4.90ct F VS2 Radiant Lab Grown Diamond

EX • F/VS2 • IGI LG839618952

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

Certificate IGI LG839618952

Diamond specifications and retailer prices

From $823 SGD
$644 USD
As of October 31, 2026
Save $639 SGD (44%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,293 SGD 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 LG839618952 or 839618952. Listed at 3 retailers as of October 25, 2026, with a 78% 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
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839618952
Dimensions12.05 × 8.28 × 5.69 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.05 mm8.28 mm4.90 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839618952
Side View
Table 63.0%Crown 45.9°Girdle: MediumPavilion 38.3°Culet: NoneDepth 68.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $5,293 SGD|Low: $823 SGD|High: $5,293 SGD|Avg: $3,096 SGD
Brilliant Earth
Retailer 2
Retailer 3
October 25, 2026
Retailer 3$823 SGD
Retailer 2$1,463 SGD
Brilliant Earth$5,293 SGD

11 data points across 3 retailers

3 retailers$823 SGD to $1,463 SGD

A
Cheapest Retailer
-
$823 SGD
$644 USD
Final sale: no returns
A
Retailer 2
-
$1,463 SGD
£901 GBP
View
Most Expensive
Brilliant Earth
21583314A · Oct 24
$5,293 SGD
$4,140 USD
View
Price last confirmed 7 days ago
2 more retailers have this diamond
Prices start from $823 SGDSave up to $639 SGD

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
$823 SGD