Radiant|Lab Grown|IGI

4.12ct G VVS1 Radiant Lab Grown Diamond

EX • G/VVS1 • IGI LG846637381

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

Certificate IGI LG846637381

Diamond specifications and retailer prices

From $2,255 USD
As of November 3, 2026
Save $4,003 USD (64%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $8,170 USD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 4.12ct lab-grown radiant diamond

This 4.12ct 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 LG846637381 or 846637381. Listed at 4 retailers as of November 3, 2026, with a 178% 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

4.12
Carat
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846637381
Dimensions11.44 × 7.87 × 5.37 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.44 mm7.87 mm4.12 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846637381
Side View
Table 67.0%Crown 43.4°Girdle: MediumPavilion 35.5°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 3
Current: $8,170 USD|Low: $1,192 USD|High: $8,170 USD|Avg: $4,596 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 4$1,192 USD
Retailer 3$2,255 USD
Retailer 2$6,258 USD
Brilliant Earth$8,170 USD

4 data points across 4 retailers

4 retailers$2,255 USD to $6,258 USD

Retailer 1
-
$1,192 USD
£938 GBP
Price last confirmed 14 days ago
B+
Retailer 2
-
$2,255 USD
View
B
Retailer 3
-
$6,258 USD
View
Most Expensive
Brilliant Earth
22179476A · Oct 18
$8,170 USD
View
Price last confirmed 15 days ago
3 more retailers have this diamond
Prices start from $2,255 USDSave up to $4,003 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.

B+
4.12ct Radiant
$2,255 USD