Radiant|Lab Grown|IGI

4.01ct G VVS1 Radiant Lab Grown Diamond

EX • G/VVS1 • IGI LG844631681

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

Certificate IGI LG844631681

Diamond specifications and retailer prices

From $656 USD
As of October 31, 2026
Save $3,459 USD (84%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $7,950 USD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 4.01ct lab-grown radiant diamond

This 4.01ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844631681 or 844631681. Listed at 4 retailers as of October 28, 2026, with a 527% 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

4.01
Carat
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.7°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844631681
Dimensions11.24 × 7.83 × 5.16 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.24 mm7.83 mm4.01 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844631681
Side View
Table 67.0%Crown 48.7°Girdle: Slightly ThickPavilion 34.7°Culet: NoneDepth 65.9%

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: $1,184 USD|Low: $656 USD|High: $4,115 USD|Avg: $1,418 USD|-3.0%
Retailer 1
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$656 USD
Retailer 1$1,184 USD
Retailer 2$4,115 USD

21 data points across 3 retailers

4 retailers$656 USD to $4,115 USD

A
Cheapest Retailer
-
$656 USD
Final sale: no returns
A
Retailer 2
-
$1,184 USD
£932 GBP
View
B
Retailer 3
-
$4,115 USD
View
Most Expensive
Brilliant Earth
21781299A · Oct 18
$7,950 USD
View
Price last confirmed 13 days ago
3 more retailers have this diamond
Prices start from $656 USDSave up to $3,459 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
4.01ct Radiant
$656 USD