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Oval|Lab Grown|IGI

4.01ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG751503302

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG751503302

Diamond specifications and retailer prices

From $1,059 NZD
$597 USD
As of October 29, 2026
Save $8,841 NZD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,901 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.01ct lab-grown oval diamond

This 4.01ct 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 LG751503302 or 751503302. Listed at 20 retailers as of October 29, 2026, with prices from $1,059 to $9,901, a $8,841 spread on the same certified stone. Brilliant Earth lists it at $9,901. 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

4.01
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751503302
Dimensions12.71 × 9.02 × 5.61 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.71 mm9.02 mm4.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751503302
Side View
Table 60.0%Crown 37.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.2%

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: $9,901 NZD|Low: $1,026 NZD|High: $9,901 NZD|Avg: $2,888 NZD|+3.3%
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
Retailer 18
Retailer 19
October 31, 2026
Retailer 8$1,059 NZD
Retailer 6$1,101 NZD
Retailer 12$1,185 NZD
Retailer 15$1,187 NZD
Retailer 2$1,315 NZD
Retailer 17$1,544 NZD
Retailer 13$1,947 NZD
Retailer 3$1,998 NZD
Retailer 4$2,017 NZD
Retailer 16$2,056 NZD
Retailer 18$2,509 NZD
Retailer 10$2,593 NZD
Retailer 19$2,903 NZD
Retailer 14$3,456 NZD
Retailer 5$4,165 NZD
Retailer 7$4,252 NZD
Retailer 11$4,320 NZD
Retailer 9$5,548 NZD
Brilliant Earth$9,901 NZD

30 data points across 19 retailers

20 retailers$1,059 NZD to $9,901 NZD

A
Cheapest Retailer
-
$1,059 NZD
$597 USD
A
Retailer 2
-
$1,101 NZD
£488 GBP
View
A
Retailer 3
-
$1,185 NZD
$668 USD
View
Final sale: no returns
A
Retailer 4
-
$1,187 NZD
$669 USD
View
Retailer 5
-
$1,270 NZD
$716 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$1,315 NZD
$741 USD
View
A
Retailer 7
-
$1,544 NZD
$870 USD
View
A
Retailer 8
-
$1,947 NZD
€1,045 EUR
View
B+
Retailer 9
-
$1,998 NZD
$1,126 USD
View
B+
Retailer 10
-
$2,017 NZD
$1,137 USD
View
B+
Retailer 11
-
$2,056 NZD
£913 GBP
View
B+
Retailer 12
-
$2,509 NZD
$1,414 USD
View
B+
Retailer 13
-
$2,593 NZD
A$2,248 AUD
View
B+
Retailer 14
-
$2,903 NZD
$1,636 USD
View
B
Retailer 15
-
$3,456 NZD
$1,948 USD
View
B
Retailer 16
-
$4,165 NZD
$2,347 USD
View
B
Retailer 17
-
$4,252 NZD
$2,396 USD
View
Retailer 18
-
$4,320 NZD
$2,435 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
$5,548 NZD
£2,462 GBP
View
Most Expensive
B
Brilliant Earth
16960439A · Oct 30
$9,901 NZD
$5,580 USD
View
19 more retailers have this diamond
Prices start from $1,059 NZDSave up to $8,841 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
4.01ct Oval
$1,059 NZD