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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 $516 USD
As of October 28, 2026
Save $3,384 USD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,900 USD 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 28, 2026, with prices from $516 to $3,900, a $3,384 spread on the same certified stone. Brilliant Earth lists it at $3,900. 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
Color
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

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 28
Current: $3,900 USD|Low: $495 USD|High: $4,020 USD|Avg: $1,488 USD|-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 29, 2026
Retailer 5$516 USD
Retailer 15$537 USD
Retailer 11$578 USD
Retailer 3$640 USD
Retailer 16$640 USD
Retailer 9$775 USD
Retailer 2$988 USD
Retailer 6$993 USD
Retailer 7$1,060 USD
Retailer 14$1,092 USD
Retailer 12$1,651 USD
Retailer 4$1,683 USD
Retailer 8$1,894 USD
Retailer 10$2,675 USD
Retailer 13$3,815 USD
Brilliant Earth$3,900 USD

38 data points across 16 retailers

15 retailers$516 USD to $3,900 USD

A
Cheapest Retailer
-
$516 USD
A
Retailer 2
-
$537 USD
£423 GBP
View
Price last confirmed 12 days ago
A
Retailer 3
-
$578 USD
View
A
Retailer 4
-
$640 USD
View
A
Retailer 5
-
$640 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$775 USD
View
A
Retailer 7
-
$988 USD
£778 GBP
View
B+
Retailer 8
-
$993 USD
View
A
Retailer 9
-
$1,060 USD
View
B+
Retailer 10
-
$1,651 USD
View
B+
Retailer 11
-
$1,683 USD
View
B+
Retailer 12
-
$1,894 USD
View
B
Retailer 13
-
$2,675 USD
£2,106 GBP
View
B
Retailer 14
-
$3,815 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
9395554A · Oct 29
$3,900 USD
View
14 more retailers have this diamond
Prices start from $516 USDSave up to $3,384 USD

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
$516 USD