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Oval|Lab Grown|IGI

4.01ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG791649100

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG791649100

Diamond specifications and retailer prices

From $500 USD
As of October 29, 2026
Save $2,104 USD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,604 USD at MOH London · As of October 29, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG791649100 or 791649100. Listed at 11 retailers as of October 29, 2026, with prices from $500 to $2,604, a $2,104 spread on the same certified stone. MOH London lists it at $2,604. 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
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791649100
Dimensions12.84 × 8.97 × 5.55 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.84 mm8.97 mm4.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791649100
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.9%

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: $2,604 USD|Low: $500 USD|High: $2,685 USD|Avg: $1,197 USD|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4$500 USD
Retailer 10$560 USD
Retailer 8$620 USD
Retailer 3$760 USD
Retailer 5$964 USD
Retailer 2$1,032 USD
Retailer 6$1,600 USD
Retailer 9$1,631 USD
Retailer 7$2,038 USD
MOH London$2,604 USD

40 data points across 10 retailers

11 retailers$500 USD to $2,604 USD

A
Cheapest Retailer
-
$500 USD
A
Retailer 2
-
$560 USD
View
A
Retailer 3
-
$620 USD
View
Retailer 4
-
$635 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$760 USD
View
B+
Retailer 6
-
$964 USD
View
A
Retailer 7
-
$1,032 USD
£813 GBP
View
B+
Retailer 8
-
$1,600 USD
View
B+
Retailer 9
-
$1,631 USD
View
B
Retailer 10
-
$2,038 USD
View
Most Expensive
B
MOH London
LG791649100 · Oct 29
$2,604 USD
£2,050 GBP
View
10 more retailers have this diamond
Prices start from $500 USDSave up to $2,104 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
$500 USD