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Round|Lab Grown|IGI

4.08ct F VS1 Round Lab Grown Diamond

EX • F/VS1 • IGI LG729532712

Shape and cutting style on the report: Round brilliant

Certificate IGI LG729532712

Diamond specifications and retailer prices

From $644 USD
As of October 29, 2026
Save $5,786 USD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,430 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4.08ct lab-grown round diamond

This 4.08ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG729532712 or 729532712. Listed at 23 retailers as of October 28, 2026, with prices from $644 to $6,430, a $5,786 spread on the same certified stone. Brilliant Earth lists it at $6,430. 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

4.08
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729532712
Dimensions10.43 × 10.39 × 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 Type IIa
Top View
10.43 mm10.39 mm4.08 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729532712
Side View
Table 60.0%Crown 32.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.2%

Caratlytics Score

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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: Oct 29
Current: $6,430 USD|Low: $644 USD|High: $8,300 USD|Avg: $2,139 USD|-22.5%
Brilliant Earth
Retailer 2
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Retailer 12
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Retailer 22
October 30, 2026
Retailer 16$644 USD
Retailer 9$701 USD
Retailer 18$747 USD
Retailer 12$870 USD
Retailer 20$925 USD
Retailer 2$1,092 USD
Retailer 5$1,094 USD
Retailer 22$1,187 USD
Retailer 13$1,190 USD
Retailer 3$1,219 USD
Retailer 19$1,590 USD
Retailer 6$1,627 USD
Retailer 14$1,688 USD
Retailer 4$1,908 USD
Retailer 7$2,101 USD
Retailer 11$2,316 USD
Retailer 21$2,361 USD
Retailer 10$2,518 USD
Retailer 8$2,578 USD
Retailer 17$3,165 USD
Retailer 15$3,235 USD
Brilliant Earth$6,430 USD

27 data points across 22 retailers

23 retailers$644 USD to $6,430 USD

A
Cheapest Retailer
-
$644 USD
A
Retailer 2
-
$701 USD
View
A
Retailer 3
-
$747 USD
View
Retailer 4
-
$783 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$870 USD
HK$6,800 HKD
View
A
Retailer 6
-
$925 USD
View
A
Retailer 7
-
$1,092 USD
£860 GBP
View
A
Retailer 8
-
$1,094 USD
View
A
Retailer 9
-
$1,187 USD
€1,130 EUR
View
A
Retailer 10
-
$1,190 USD
£937 GBP
View
B+
Retailer 11
-
$1,219 USD
View
B+
Retailer 12
-
$1,590 USD
ZAR 25,689 ZAR
View
B+
Retailer 13
-
$1,627 USD
View
Retailer 14
-
$1,688 USD
A$2,597 AUD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$1,908 USD
View
B+
Retailer 16
-
$2,101 USD
View
B+
Retailer 17
-
$2,316 USD
£1,824 GBP
View
B+
Retailer 18
-
$2,361 USD
View
B
Retailer 19
-
$2,518 USD
SGD 3,403 SGD
View
B
Retailer 20
-
$2,578 USD
View
B
Retailer 21
-
$3,165 USD
£2,492 GBP
View
Retailer 22
-
$3,235 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21199135A · Oct 28
$6,430 USD
View
22 more retailers have this diamond
Prices start from $644 USDSave up to $5,786 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
$644 USD