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Oval|Lab Grown|IGI

4.05ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG741502949

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG741502949

Diamond specifications and retailer prices

From $1,483 SGD
$1,160 USD
As of October 31, 2026
Save $3,287 SGD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,770 SGD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.05ct lab-grown oval diamond

This 4.05ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG741502949 or 741502949. Listed at 10 retailers as of October 30, 2026, with prices from $1,483 to $4,770, a $3,287 spread on the same certified stone. Taylor and Hart lists it at $4,770. 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

4.05
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741502949
Dimensions12.94 × 8.93 × 5.50 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
12.94 mm8.93 mm4.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741502949
Side View
Table 60.0%Crown 32.2°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,060 SGD|Low: $974 SGD|High: $4,770 SGD|Avg: $2,828 SGD|+22.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 31, 2026
Retailer 9$974 SGD
Retailer 6$1,483 SGD
Retailer 5$1,953 SGD
Retailer 1$2,060 SGD
Retailer 12$2,678 SGD
Retailer 11$2,882 SGD
Retailer 3$3,032 SGD
Retailer 4$3,118 SGD
Retailer 10$3,177 SGD
Retailer 2$3,423 SGD
Retailer 7$4,561 SGD
Retailer 8$4,751 SGD
Taylor and Hart$4,770 SGD

17 data points across 13 retailers

10 retailers$1,483 SGD to $4,770 SGD

Retailer 1
-
$974 SGD
$762 USD
Price last confirmed 19 days ago
B+
Retailer 2
-
$1,483 SGD
$1,160 USD
View
B+
Retailer 3
-
$1,953 SGD
$1,528 USD
View
B
Retailer 4
-
$2,060 SGD
£1,269 GBP
View
B
Retailer 5
-
$2,678 SGD
$2,095 USD
View
B
Retailer 6
-
$2,882 SGD
$2,254 USD
View
Retailer 7
-
$3,177 SGD
$2,485 USD
View
Price last confirmed 24 days ago
B
Retailer 8
-
$4,561 SGD
£2,809 GBP
View
B
Retailer 9
-
$4,751 SGD
View
Most Expensive
B
Taylor and Hart
97U8480 · Oct 30
$4,770 SGD
$3,731 USD
View
9 more retailers have this diamond
Prices start from $1,483 SGDSave up to $3,287 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.

B+
4.05ct Oval
$1,483 SGD