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Oval|Lab Grown|IGI

4.02ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG797665336

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG797665336

Diamond specifications and retailer prices

From $1,716 NZD
$967 USD
As of October 30, 2026
Save $5,594 NZD (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,310 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.02ct lab-grown oval diamond

This 4.02ct 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 LG797665336 or 797665336. Listed at 8 retailers as of October 29, 2026, with prices from $1,716 to $7,310, a $5,594 spread on the same certified stone. Brilliant Earth lists it at $7,310. 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

4.02
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797665336
Dimensions12.34 × 9.12 × 5.38 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.34 mm9.12 mm4.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797665336
Side View
Table 55.0%Crown 36.6°Girdle: STK-THKPavilion 34°Culet: NoneDepth 59.0%

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 30
Current: $7,310 NZD|Low: $1,652 NZD|High: $7,310 NZD|Avg: $2,975 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 8$1,716 NZD
Retailer 2$1,764 NZD
Retailer 6$1,778 NZD
Retailer 5$1,856 NZD
Retailer 4$2,443 NZD
Retailer 7$2,472 NZD
Retailer 9$4,311 NZD
Retailer 3$4,815 NZD
Brilliant Earth$7,310 NZD

41 data points across 9 retailers

8 retailers$1,716 NZD to $7,310 NZD

A
Cheapest Retailer
-
$1,716 NZD
$967 USD
A
Retailer 2
-
$1,764 NZD
£783 GBP
View
B+
Retailer 3
-
$1,778 NZD
$1,002 USD
View
B+
Retailer 4
-
$2,443 NZD
A$2,118 AUD
View
B+
Retailer 5
-
$2,472 NZD
$1,393 USD
View
Retailer 6
-
$4,311 NZD
$2,430 USD
View
Price last confirmed 38 days ago
B
Retailer 7
-
$4,815 NZD
£2,137 GBP
View
Most Expensive
B
Brilliant Earth
19658994A · Oct 29
$7,310 NZD
$4,120 USD
View
7 more retailers have this diamond
Prices start from $1,716 NZDSave up to $5,594 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
4.02ct Oval
$1,716 NZD