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Oval|Lab Grown|IGI

4.03ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG811644641

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG811644641

Diamond specifications and retailer prices

From $1,317 NZD
HK$5,800 HKD
As of October 31, 2026
Save $3,712 NZD (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,030 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 4.03ct lab-grown oval diamond

This 4.03ct 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 LG811644641 or 811644641. Listed at 7 retailers as of October 29, 2026, with prices from $1,317 to $5,030, a $3,712 spread on the same certified stone. MOH London lists it at $5,030. 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

4.03
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811644641
Dimensions12.57 × 8.96 × 5.56 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.57 mm8.96 mm4.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811644641
Side View
Table 61.0%Crown 35.2°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 62.1%

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 31
Current: $5,030 NZD|Low: $1,623 NZD|High: $5,063 NZD|Avg: $2,261 NZD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 4$1,623 NZD
Retailer 5$1,762 NZD
Retailer 2$1,822 NZD
Retailer 3$1,868 NZD
MOH London$5,030 NZD

42 data points across 5 retailers

7 retailers$1,317 NZD to $5,030 NZD

A
Cheapest Retailer
-
$1,317 NZD
HK$5,800 HKD
B+
Retailer 2
-
$1,623 NZD
$915 USD
View
A
Retailer 3
-
$1,762 NZD
$993 USD
View
A
Retailer 4
-
$1,822 NZD
€978 EUR
View
A
Retailer 5
-
$1,868 NZD
£829 GBP
View
B+
Retailer 6
-
$2,496 NZD
$1,407 USD
View
Most Expensive
B
MOH London
LG811644641 · Oct 29
$5,030 NZD
£2,232 GBP
View
6 more retailers have this diamond
Prices start from $1,317 NZDSave up to $3,712 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
4.03ct Oval
$1,317 NZD