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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 $639 SGD
$500 USD
As of November 1, 2026
Save $2,671 SGD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,310 SGD at MOH London · As of November 1, 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 November 1, 2026, with prices from $639 to $3,310, a $2,671 spread on the same certified stone. MOH London lists it at $3,310. 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
Colour
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,310 SGD|Low: $639 SGD|High: $3,432 SGD|Avg: $1,543 SGD|-2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 4$639 SGD
Retailer 10$716 SGD
Retailer 8$793 SGD
Retailer 3$972 SGD
Retailer 5$1,232 SGD
Retailer 2$1,319 SGD
Retailer 6$2,045 SGD
Retailer 9$2,085 SGD
Retailer 7$2,605 SGD
MOH London$3,310 SGD

40 data points across 10 retailers

11 retailers$639 SGD to $3,310 SGD

A
Cheapest Retailer
-
$639 SGD
$500 USD
A
Retailer 2
-
$716 SGD
$560 USD
View
A
Retailer 3
-
$793 SGD
$620 USD
View
Retailer 4
-
$812 SGD
$635 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$972 SGD
$760 USD
View
B+
Retailer 6
-
$1,232 SGD
$964 USD
View
A
Retailer 7
-
$1,319 SGD
£813 GBP
View
B+
Retailer 8
-
$2,045 SGD
$1,600 USD
View
B+
Retailer 9
-
$2,085 SGD
$1,631 USD
View
B
Retailer 10
-
$2,605 SGD
$2,038 USD
View
Most Expensive
B
MOH London
LG791649100 · Nov 1
$3,310 SGD
£2,039 GBP
View
10 more retailers have this diamond
Prices start from $639 SGDSave up to $2,671 SGD

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
$639 SGD