CaratHunter
Plans
Oval|Lab Grown|IGI

4.00ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG790603035

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG790603035

Diamond specifications and retailer prices

From $936 SGD
$732 USD
As of October 29, 2026
Save $3,449 SGD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,385 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG790603035 or 790603035. Listed at 14 retailers as of October 29, 2026, with prices from $936 to $4,385, a $3,449 spread on the same certified stone. Brilliant Earth lists it at $4,385. 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 angle34.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790603035
Dimensions12.64 × 8.97 × 5.40 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.64 mm8.97 mm4.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790603035
Side View
Table 61.0%Crown 34.1°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 60.2%

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: $4,385 SGD|Low: $899 SGD|High: $17,757 SGD|Avg: $2,105 SGD|-3.1%
Brilliant Earth
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
November 1, 2026
Retailer 11$936 SGD
Retailer 2$969 SGD
Retailer 4$1,018 SGD
Retailer 3$1,085 SGD
Retailer 12$1,085 SGD
Retailer 8$1,310 SGD
Retailer 5$1,517 SGD
Retailer 7$1,742 SGD
Retailer 13$1,760 SGD
Retailer 6$1,858 SGD
Retailer 10$2,673 SGD
Retailer 14$3,052 SGD
Retailer 9$4,268 SGD
Brilliant Earth$4,385 SGD

43 data points across 14 retailers

14 retailers$936 SGD to $4,385 SGD

A
Cheapest Retailer
-
$936 SGD
$732 USD
A
Retailer 2
-
$969 SGD
£597 GBP
View
A
Retailer 3
-
$1,018 SGD
$796 USD
View
A
Retailer 4
-
$1,085 SGD
$849 USD
View
Retailer 5
-
$1,085 SGD
$849 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$1,310 SGD
$1,025 USD
View
B+
Retailer 7
-
$1,517 SGD
$1,187 USD
View
B+
Retailer 8
-
$1,742 SGD
£1,073 GBP
View
B+
Retailer 9
-
$1,760 SGD
$1,377 USD
View
B+
Retailer 10
-
$1,858 SGD
$1,453 USD
View
B
Retailer 11
-
$2,673 SGD
$2,091 USD
View
B
Retailer 12
-
$3,052 SGD
$2,387 USD
View
B
Retailer 13
-
$4,268 SGD
£2,629 GBP
View
Most Expensive
B
Brilliant Earth
18790897A · Oct 31
$4,385 SGD
$3,430 USD
View
13 more retailers have this diamond
Prices start from $936 SGDSave up to $3,449 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
$936 SGD