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Oval|Lab Grown|IGI

4.28ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG602311263

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG602311263

Diamond specifications and retailer prices

From $713 SGD
$558 USD
As of October 29, 2026
Save $5,615 SGD (89%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,328 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.28ct lab-grown oval diamond

This 4.28ct 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 LG602311263 or 602311263. Listed at 9 retailers as of October 29, 2026, with prices from $713 to $6,328, a $5,615 spread on the same certified stone. Do Amore Diamonds lists it at $6,328. 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

4.28
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602311263
Dimensions13.44 × 8.96 × 5.61 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
13.44 mm8.96 mm4.28 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602311263
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.6%

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: $6,328 SGD|Low: $706 SGD|High: $9,754 SGD|Avg: $3,185 SGD|-3.1%
Do Amore Diamonds
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
October 31, 2026
Retailer 10$713 SGD
Retailer 2$790 SGD
Retailer 13$1,363 SGD
Retailer 8$1,368 SGD
Retailer 5$1,515 SGD
Retailer 4$1,572 SGD
Retailer 9$2,282 SGD
Retailer 14$2,397 SGD
Retailer 3$2,517 SGD
Retailer 12$2,568 SGD
Retailer 7$4,262 SGD
Retailer 11$4,430 SGD
Do Amore Diamonds$6,328 SGD
Retailer 6$9,754 SGD

25 data points across 14 retailers

9 retailers$713 SGD to $6,328 SGD

A
Cheapest Retailer
-
$713 SGD
$558 USD
A
Retailer 2
-
$790 SGD
$618 USD
View
B+
Retailer 3
-
$1,363 SGD
$1,066 USD
View
A
Retailer 4
-
$1,368 SGD
$1,070 USD
View
B+
Retailer 5
-
$2,282 SGD
$1,785 USD
View
B+
Retailer 6
-
$2,568 SGD
$2,009 USD
View
B
Retailer 7
-
$4,262 SGD
£2,625 GBP
View
Retailer 8
-
$4,430 SGD
$3,465 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-E3AA6C982 · Oct 31
$6,328 SGD
$4,950 USD
View
8 more retailers have this diamond
Prices start from $713 SGDSave up to $5,615 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
4.28ct Oval
$713 SGD