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Oval|Lab Grown|IGI

4.00ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG844635982

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG844635982

Diamond specifications and retailer prices

From $569 SGD
$445 USD
As of October 29, 2026
Save $2,034 SGD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,132 SGD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 4ct lab-grown oval diamond

This 4ct 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 LG844635982 or 844635982. Listed at 17 retailers as of October 29, 2026, with a 357% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844635982
Dimensions13.28 × 8.80 × 5.20 mm
L/W Ratio1.51
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.28 mm8.80 mm4.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844635982
Side View
Table 63.0%Crown 32.7°Girdle: STK-VTKPavilion 38.7°Culet: NoneDepth 59.1%

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: Oct 29
Current: $3,132 SGD|Low: $569 SGD|High: $3,132 SGD|Avg: $1,663 SGD
Rare Carat
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 17$569 SGD
Retailer 16$590 SGD
Retailer 3$635 SGD
Retailer 11$637 SGD
Retailer 13$888 SGD
Retailer 8$946 SGD
Retailer 2$1,091 SGD
Retailer 12$1,165 SGD
Retailer 5$1,232 SGD
Retailer 7$1,732 SGD
Retailer 14$1,895 SGD
Retailer 6$2,237 SGD
Retailer 10$2,265 SGD
Retailer 9$2,308 SGD
Retailer 15$2,406 SGD
Retailer 4$2,603 SGD
Rare Carat$3,132 SGD

18 data points across 17 retailers

17 retailers$569 SGD to $2,603 SGD

A
Cheapest Retailer
-
$569 SGD
$445 USD
A
Retailer 2
-
$590 SGD
£364 GBP
View
A
Retailer 3
-
$635 SGD
$497 USD
View
Final sale: no returns
A
Retailer 4
-
$637 SGD
$498 USD
View
A
Retailer 5
-
$888 SGD
$695 USD
View
B+
Retailer 6
-
$946 SGD
$740 USD
View
A
Retailer 7
-
$1,091 SGD
€813 EUR
View
A
Retailer 8
-
$1,165 SGD
£718 GBP
View
A
Retailer 9
-
$1,232 SGD
$964 USD
View
B+
Retailer 10
-
$1,732 SGD
$1,355 USD
View
B+
Retailer 11
-
$1,895 SGD
$1,482 USD
View
B+
Retailer 12
-
$2,237 SGD
View
B+
Retailer 13
-
$2,265 SGD
$1,772 USD
View
B+
Retailer 14
-
$2,308 SGD
$1,805 USD
View
B
Retailer 15
-
$2,406 SGD
$1,882 USD
View
B
Retailer 16
-
$2,603 SGD
£1,603 GBP
View
Most Expensive
Rare Carat
42A844635982 · Oct 18
$3,132 SGD
$2,450 USD
View
Price last confirmed 13 days ago
16 more retailers have this diamond
Prices start from $569 SGDSave up to $2,034 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
4.00ct Oval
$569 SGD