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Oval|Lab Grown|IGI

4.52ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG728517416

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG728517416

Diamond specifications and retailer prices

From $716 SGD
$560 USD
As of October 29, 2026
Save $3,160 SGD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,537 SGD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4.52ct lab-grown oval diamond

This 4.52ct 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 LG728517416 or 728517416. Listed at 18 retailers as of October 29, 2026, with a 441% 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

4.52
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728517416
Dimensions13.48 × 9.46 × 5.68 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.48 mm9.46 mm4.52 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728517416
Side View
Table 62.0%Crown 31°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 60.0%

Caratlytics Score

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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: $9,537 SGD|Low: $716 SGD|High: $9,831 SGD|Avg: $2,523 SGD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 10$716 SGD
Retailer 4$802 SGD
Retailer 11$888 SGD
Retailer 7$1,061 SGD
Retailer 12$1,369 SGD
Retailer 2$1,385 SGD
Retailer 3$1,413 SGD
Retailer 6$1,934 SGD
Retailer 9$1,998 SGD
Retailer 5$3,875 SGD
Retailer 8$4,212 SGD
Brilliant Earth$9,537 SGD

41 data points across 12 retailers

18 retailers$716 SGD to $3,875 SGD

A
Cheapest Retailer
-
$716 SGD
$560 USD
A
Retailer 2
-
$802 SGD
$627 USD
View
Final sale: no returns
A
Retailer 3
-
$802 SGD
$627 USD
View
A
Retailer 4
-
$888 SGD
$695 USD
View
Retailer 5
-
$888 SGD
$695 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,061 SGD
$830 USD
View
B+
Retailer 7
-
$1,369 SGD
$1,071 USD
View
A
Retailer 8
-
$1,385 SGD
£853 GBP
View
A
Retailer 9
-
$1,413 SGD
$1,105 USD
View
B+
Retailer 10
-
$1,934 SGD
A$2,328 AUD
View
B+
Retailer 11
-
$1,998 SGD
$1,563 USD
View
Retailer 12
-
$2,122 SGD
$1,660 USD
View
Price last confirmed 45 days ago
B+
Retailer 13
-
$2,336 SGD
$1,827 USD
View
B+
Retailer 14
-
$2,338 SGD
$1,829 USD
View
B
Retailer 15
-
$2,879 SGD
$2,252 USD
View
B
Retailer 16
-
$3,875 SGD
£2,387 GBP
View
Retailer 17
-
$4,212 SGD
$3,295 USD
View
Price last confirmed 9 days ago
Most Expensive
Brilliant Earth
15507194A · Oct 28
$9,537 SGD
$7,460 USD
View
Price under review
17 more retailers have this diamond
Prices start from $716 SGDSave up to $3,160 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
4.52ct Oval
$716 SGD