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Round|Lab Grown|IGI

4.01ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG633427398

Shape and cutting style on the report: Round brilliant

Certificate IGI LG633427398

Diamond specifications and retailer prices

From $1,445 USD
As of November 5, 2026
Save $640 USD (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,085 USD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 4.01ct lab-grown round diamond

This 4.01ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG633427398 or 633427398. Listed at 2 retailers as of November 5, 2026, with prices from $1,445 to $2,085, a $640 spread on the same certified stone. The Diamond Guys lists it at $2,085. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.01
Carat
F
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG633427398
Dimensions10.33 × 10.30 × 6.17 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.33 mm10.30 mm4.01 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG633427398
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: $1,445 USD|Low: $301 USD|High: $3,659 USD|Avg: $1,474 USD|-9.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
The Diamond Guys
August 3, 2026
Retailer 2$655 USD
Retailer 3$856 USD
Retailer 4$879 USD
Retailer 7$977 USD
Retailer 9$1,018 USD
Retailer 6$1,208 USD
Retailer 5$1,400 USD
Retailer 1$1,445 USD
The Diamond Guys$2,085 USD
Retailer 8$2,423 USD
Retailer 10$2,780 USD

61 data points across 11 retailers

2 retailers$1,445 USD to $2,085 USD

B+
Cheapest Retailer
-
$1,445 USD
Most Expensive
B
The Diamond Guys
1955241132 · Nov 6
$2,085 USD
View
1 more retailer has this diamond
Prices start from $1,445 USDSave up to $640 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+
4.01ct Round
$1,445 USD