CaratHunter
Plans
Oval|Lab Grown|IGI

5.03ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG742507900

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG742507900

Diamond specifications and retailer prices

From $597 USD
As of October 29, 2026
Save $2,636 USD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,918 USD at Rare Carat
View at Rare Carat

About this 5.03ct lab-grown oval diamond

This 5.03ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG742507900 or 742507900. Listed at 18 retailers as of October 29, 2026, with a 442% 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

5.03
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742507900
Dimensions13.99 × 9.50 × 5.96 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.99 mm9.50 mm5.03 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742507900
Side View
Table 60.0%Crown 37.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.7%

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: $777 USD|Low: $597 USD|High: $3,297 USD|Avg: $1,447 USD|-10.9%
Retailer 1
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
Retailer 17
October 30, 2026
Retailer 16$597 USD
Retailer 4$668 USD
Retailer 14$669 USD
Retailer 12$741 USD
Retailer 9$776 USD
Retailer 1$777 USD
Retailer 15$870 USD
Retailer 17$1,040 USD
Retailer 3$1,092 USD
Retailer 10$1,159 USD
Retailer 8$1,643 USD
Retailer 6$1,838 USD
Retailer 13$1,948 USD
Retailer 2$2,010 USD
Retailer 5$2,347 USD
Retailer 7$2,396 USD
Retailer 11$3,233 USD

33 data points across 17 retailers

18 retailers$597 USD to $3,233 USD

A
Cheapest Retailer
-
$597 USD
A
Retailer 2
-
$668 USD
View
Final sale: no returns
A
Retailer 3
-
$669 USD
View
A
Retailer 4
-
$741 USD
View
Retailer 5
-
$776 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$777 USD
£612 GBP
View
A
Retailer 7
-
$870 USD
View
B+
Retailer 8
-
$1,040 USD
View
A
Retailer 9
-
$1,092 USD
View
A
Retailer 10
-
$1,159 USD
£912 GBP
View
B+
Retailer 11
-
$1,643 USD
A$2,528 AUD
View
B+
Retailer 12
-
$1,838 USD
View
B+
Retailer 13
-
$1,948 USD
View
B+
Retailer 14
-
$2,010 USD
View
B+
Retailer 15
-
$2,347 USD
View
B+
Retailer 16
-
$2,396 USD
View
B
Retailer 17
-
$3,233 USD
£2,546 GBP
View
Most Expensive
Rare Carat
FD7708
$4,918 USD
View
17 more retailers have this diamond
Prices start from $597 USDSave up to $2,636 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
5.03ct Oval
$597 USD