Oval|Lab Grown|IGI

4.01ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG791602975

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG791602975

Diamond specifications and retailer prices

From $465 USD
£366 GBP
As of October 27, 2026
Save $2,505 USD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,970 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.01ct lab-grown oval diamond

This 4.01ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG791602975 or 791602975. Listed at 17 retailers as of October 27, 2026, with prices from $465 to $2,970, a $2,505 spread on the same certified stone. Brilliant Earth lists it at $2,970. 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
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791602975
Dimensions12.81 × 8.81 × 5.54 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.81 mm8.81 mm4.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791602975
Side View
Table 62.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $2,970 USD|Low: $464 USD|High: $2,970 USD|Avg: $1,217 USD
Brilliant Earth
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
October 31, 2026
Retailer 10$465 USD
Retailer 7$484 USD
Retailer 12$589 USD
Retailer 9$640 USD
Retailer 2$820 USD
Retailer 3$846 USD
Retailer 5$877 USD
Retailer 11$882 USD
Retailer 4$1,138 USD
Retailer 8$1,234 USD
Retailer 15$1,294 USD
Retailer 6$1,709 USD
Retailer 14$1,985 USD
Retailer 13$2,155 USD
Brilliant Earth$2,970 USD

36 data points across 15 retailers

17 retailers$465 USD to $2,970 USD

Retailer 1
-
$434 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$465 USD
£366 GBP
View
Retailer 3
-
$538 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$589 USD
HK$4,600 HKD
View
A
Retailer 5
-
$640 USD
View
A
Retailer 6
-
$820 USD
€781 EUR
View
B+
Retailer 7
-
$846 USD
View
A
Retailer 8
-
$877 USD
View
A
Retailer 9
-
$882 USD
£695 GBP
View
A
Retailer 10
-
$1,138 USD
View
B+
Retailer 11
-
$1,234 USD
A$1,898 AUD
View
B+
Retailer 12
-
$1,294 USD
View
B
Retailer 13
-
$1,709 USD
SGD 2,310 SGD
View
Retailer 14
-
$1,728 USD
View
Price last confirmed 24 days ago
Retailer 15
-
$1,985 USD
£1,563 GBP
View
Price last confirmed 12 days ago
Retailer 16
-
$2,155 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
18783405A · Oct 29
$2,970 USD
View
16 more retailers have this diamond
Prices start from $465 USDSave up to $2,505 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
4.01ct Oval
$465 USD