Oval|Lab Grown|IGI

4.01ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG816657148

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816657148

Diamond specifications and retailer prices

From $527 USD
As of November 1, 2026
Save $2,206 USD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,733 USD at MOH London · As of October 26, 2026
View at MOH London

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 LG816657148 or 816657148. Listed at 11 retailers as of October 26, 2026, with prices from $527 to $2,733, a $2,206 spread on the same certified stone. MOH London lists it at $2,733. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816657148
Dimensions12.68 × 9.07 × 5.46 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.68 mm9.07 mm4.01 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816657148
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.2%

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: Nov 1
Current: $2,733 USD|Low: $498 USD|High: $2,744 USD|Avg: $1,489 USD|+3.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 8$527 USD
Retailer 2$564 USD
Retailer 6$591 USD
Retailer 4$989 USD
Retailer 11$1,048 USD
Retailer 7$1,688 USD
Retailer 5$1,690 USD
Retailer 10$1,720 USD
Retailer 9$2,275 USD
Retailer 3$2,600 USD
MOH London$2,733 USD

37 data points across 11 retailers

11 retailers$527 USD to $2,733 USD

A
Cheapest Retailer
-
$527 USD
A
Retailer 2
-
$564 USD
£444 GBP
View
A
Retailer 3
-
$591 USD
View
A
Retailer 4
-
$989 USD
€942 EUR
View
A
Retailer 5
-
$1,048 USD
View
B
Retailer 6
-
$1,688 USD
View
B
Retailer 7
-
$1,690 USD
View
B
Retailer 8
-
$1,720 USD
View
B
Retailer 9
-
$2,275 USD
View
Retailer 10
-
$2,600 USD
SGD 3,513 SGD
View
Price last confirmed 21 days ago
Most Expensive
B
MOH London
LG816657148 · Oct 26
$2,733 USD
£2,152 GBP
View
10 more retailers have this diamond
Prices start from $527 USDSave up to $2,206 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
$527 USD