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Round|Lab Grown|IGI

4.08ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG614333027

Shape and cutting style on the report: Round brilliant

Certificate IGI LG614333027

Diamond specifications and retailer prices

From $664 USD
As of November 1, 2026
Save $3,710 USD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,374 USD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 4.08ct lab-grown round diamond

This 4.08ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG614333027 or 614333027. Listed at 14 retailers as of November 1, 2026, with prices from $664 to $4,374, a $3,710 spread on the same certified stone. The Diamond Guys lists it at $4,374. 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

4.08
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614333027
Dimensions10.40 × 10.38 × 6.26 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
10.40 mm10.38 mm4.08 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG614333027
Side View
Table 58.0%Crown 33.1°Girdle: THN-MEDPavilion 41.1°Culet: NoneDepth 60.3%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $1,137 USD|Low: $480 USD|High: $4,374 USD|Avg: $1,671 USD|+2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
The Diamond Guys
November 2, 2026
Retailer 7$664 USD
Retailer 10$748 USD
Retailer 4$865 USD
Retailer 9$1,128 USD
Retailer 1$1,137 USD
Retailer 8$1,510 USD
Retailer 6$1,825 USD
Retailer 2$2,039 USD
Retailer 5$2,480 USD
Retailer 3$3,193 USD
The Diamond Guys$4,374 USD

42 data points across 11 retailers

14 retailers$664 USD to $4,374 USD

Retailer 1
-
$603 USD
Price last confirmed 34 days ago
A
Retailer 2
-
$664 USD
View
Final sale: no returns
Retailer 3
-
$676 USD
View
Price last confirmed 39 days ago
Retailer 4
-
$739 USD
View
Price last confirmed 33 days ago
A
Retailer 5
-
$865 USD
View
B+
Retailer 6
-
$1,128 USD
View
A
Retailer 7
-
$1,137 USD
£895 GBP
View
B+
Retailer 8
-
$1,510 USD
View
B
Retailer 9
-
$1,825 USD
View
Retailer 10
-
$1,968 USD
View
Price last confirmed 36 days ago
Retailer 11
-
$2,039 USD
View
Price last confirmed 54 days ago
B
Retailer 12
-
$2,480 USD
CA$3,444 CAD
View
B
Retailer 13
-
$3,193 USD
£2,514 GBP
View
Most Expensive
B
The Diamond Guys
1996898061 · Nov 1
$4,374 USD
View
13 more retailers have this diamond
Prices start from $664 USDSave up to $3,710 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
4.08ct Round
$664 USD