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Round|Lab Grown|IGI

4.08ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG811693911

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811693911

Diamond specifications and retailer prices

From $644 USD
As of October 29, 2026
Save $2,518 USD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,235 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 LG811693911 or 811693911. Listed at 20 retailers as of October 29, 2026, with a 391% 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

4.08
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811693911
Dimensions10.30 × 10.27 × 6.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.30 mm10.27 mm4.08 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811693911
Side View
Table 58.0%Crown 33.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.5%

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 29
Current: $3,235 USD|Low: $618 USD|High: $3,285 USD|Avg: $1,481 USD|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 16$644 USD
Retailer 6$700 USD
Retailer 8$721 USD
Retailer 9$747 USD
Retailer 17$747 USD
Retailer 2$925 USD
Retailer 12$1,092 USD
Retailer 5$1,094 USD
Retailer 10$1,189 USD
Retailer 4$1,219 USD
Retailer 14$1,590 USD
Retailer 11$1,600 USD
Retailer 15$1,908 USD
Retailer 7$2,100 USD
Retailer 3$2,547 USD
Retailer 13$3,162 USD
Rare Carat$3,235 USD

44 data points across 17 retailers

20 retailers$644 USD to $3,162 USD

A
Cheapest Retailer
-
$644 USD
A
Retailer 2
-
$700 USD
View
A
Retailer 3
-
$721 USD
View
Final sale: no returns
A
Retailer 4
-
$747 USD
View
Retailer 5
-
$747 USD
View
Price last confirmed 15 days ago
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
-
$1,189 USD
£936 GBP
View
B+
Retailer 10
-
$1,219 USD
View
B+
Retailer 11
-
$1,590 USD
ZAR 25,679 ZAR
View
B+
Retailer 12
-
$1,600 USD
A$2,462 AUD
View
B+
Retailer 13
-
$1,626 USD
View
B+
Retailer 14
-
$1,908 USD
View
B+
Retailer 15
-
$2,100 USD
View
B
Retailer 16
-
$2,489 USD
View
B
Retailer 17
-
$2,547 USD
View
B
Retailer 18
-
$2,577 USD
View
B
Retailer 19
-
$3,162 USD
£2,490 GBP
View
Most Expensive
Rare Carat
1739215_l_811693911 · Oct 18
$3,235 USD
View
Price last confirmed 13 days ago
19 more retailers have this diamond
Prices start from $644 USDSave up to $2,518 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