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Oval|Lab Grown|IGI

5.03ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG800634538

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG800634538

Diamond specifications and retailer prices

From $1,114 NZD
$628 USD
As of October 29, 2026
Save $9,194 NZD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,309 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 LG800634538 or 800634538. Listed at 16 retailers as of October 29, 2026, with prices from $1,114 to $10,309, a $9,194 spread on the same certified stone. Brilliant Earth lists it at $10,309. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800634538
Dimensions13.45 × 9.47 × 5.90 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
13.45 mm9.47 mm5.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800634538
Side View
Table 63.0%Crown 35.3°Girdle: STK-THKPavilion 40°Culet: NoneDepth 62.3%

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: $10,309 NZD|Low: $889 NZD|High: $10,735 NZD|Avg: $2,704 NZD|-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
Retailer 17
October 31, 2026
Retailer 17$1,114 NZD
Retailer 9$1,148 NZD
Retailer 3$1,212 NZD
Retailer 5$1,247 NZD
Retailer 7$1,292 NZD
Retailer 10$1,449 NZD
Retailer 11$1,606 NZD
Retailer 16$1,849 NZD
Retailer 15$2,110 NZD
Retailer 8$2,161 NZD
Retailer 2$2,165 NZD
Retailer 13$3,300 NZD
Retailer 4$3,584 NZD
Retailer 14$3,634 NZD
Retailer 6$4,460 NZD
Retailer 12$5,451 NZD
Brilliant Earth$10,309 NZD

34 data points across 17 retailers

16 retailers$1,114 NZD to $10,309 NZD

A
Cheapest Retailer
-
$1,114 NZD
$628 USD
Retailer 2
-
$1,148 NZD
$647 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$1,212 NZD
$683 USD
View
A
Retailer 4
-
$1,247 NZD
$703 USD
View
Final sale: no returns
A
Retailer 5
-
$1,292 NZD
$728 USD
View
A
Retailer 6
-
$1,449 NZD
£643 GBP
View
A
Retailer 7
-
$1,606 NZD
$905 USD
View
B+
Retailer 8
-
$1,849 NZD
$1,042 USD
View
A
Retailer 9
-
$2,110 NZD
$1,189 USD
View
B+
Retailer 10
-
$2,165 NZD
£961 GBP
View
B
Retailer 11
-
$3,300 NZD
$1,860 USD
View
B+
Retailer 12
-
$3,584 NZD
$2,020 USD
View
B+
Retailer 13
-
$3,634 NZD
$2,048 USD
View
B
Retailer 14
-
$4,460 NZD
$2,514 USD
View
B
Retailer 15
-
$5,451 NZD
£2,419 GBP
View
Most Expensive
B
Brilliant Earth
20299944A · Oct 30
$10,309 NZD
$5,810 USD
View
15 more retailers have this diamond
Prices start from $1,114 NZDSave up to $9,194 NZD

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
$1,114 NZD