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Oval|Lab Grown|IGI

4.63ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG621455876

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG621455876

Diamond specifications and retailer prices

From $660 SGD
$516 USD
As of October 29, 2026
Save $4,326 SGD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,986 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.63ct lab-grown oval diamond

This 4.63ct 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 LG621455876 or 621455876. Listed at 15 retailers as of October 29, 2026, with prices from $660 to $4,986, a $4,326 spread on the same certified stone. Brilliant Earth lists it at $4,986. 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

4.63
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621455876
Dimensions13.91 × 9.34 × 5.78 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
Top View
13.91 mm9.34 mm4.63 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621455876
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.9%

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: $4,986 SGD|Low: $633 SGD|High: $5,139 SGD|Avg: $1,892 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 5$660 SGD
Retailer 15$687 SGD
Retailer 11$739 SGD
Retailer 3$818 SGD
Retailer 16$818 SGD
Retailer 9$991 SGD
Retailer 2$1,267 SGD
Retailer 6$1,269 SGD
Retailer 7$1,355 SGD
Retailer 14$1,396 SGD
Retailer 12$2,111 SGD
Retailer 4$2,152 SGD
Retailer 8$2,421 SGD
Retailer 10$3,419 SGD
Retailer 13$4,877 SGD
Brilliant Earth$4,986 SGD

37 data points across 16 retailers

15 retailers$660 SGD to $4,986 SGD

A
Cheapest Retailer
-
$660 SGD
$516 USD
Retailer 2
-
$687 SGD
£423 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
$739 SGD
$578 USD
View
A
Retailer 4
-
$818 SGD
$640 USD
View
Retailer 5
-
$818 SGD
$640 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$991 SGD
$775 USD
View
A
Retailer 7
-
$1,267 SGD
£781 GBP
View
B+
Retailer 8
-
$1,269 SGD
$993 USD
View
A
Retailer 9
-
$1,355 SGD
$1,060 USD
View
B+
Retailer 10
-
$2,111 SGD
$1,651 USD
View
B+
Retailer 11
-
$2,152 SGD
$1,683 USD
View
B+
Retailer 12
-
$2,421 SGD
$1,894 USD
View
B
Retailer 13
-
$3,419 SGD
£2,106 GBP
View
Retailer 14
-
$4,877 SGD
$3,815 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
9395554A · Oct 29
$4,986 SGD
$3,900 USD
View
14 more retailers have this diamond
Prices start from $660 SGDSave up to $4,326 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
4.63ct Oval
$660 SGD