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Round|Lab Grown|IGI

4.23ct E VS2 Round Lab Grown Diamond

ID • E/VS2 • IGI LG717542293

Shape and cutting style on the report: Round brilliant

Certificate IGI LG717542293

Diamond specifications and retailer prices

From $1,770 NZD
$994 USD
As of October 29, 2026
Save $1,434 NZD (45%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,157 NZD at MOH London · As of October 6, 2026
View at MOH London

About this 4.23ct lab-grown round diamond

This 4.23ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG717542293 or 717542293. Listed at 10 retailers as of October 29, 2026, with a 81% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.23
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717542293
Dimensions10.46 × 10.40 × 6.41 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.46 mm10.40 mm4.23 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717542293
Side View
Table 55.0%Crown 35.2°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.4%

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: $6,157 NZD|Low: $1,353 NZD|High: $15,562 NZD|Avg: $4,245 NZD|+1.2%
MOH London
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
October 29, 2026
Retailer 3$1,353 NZD
Retailer 16$1,718 NZD
Retailer 2$1,770 NZD
Retailer 4$1,914 NZD
Retailer 12$2,052 NZD
Retailer 10$2,333 NZD
Retailer 13$2,421 NZD
Retailer 8$2,430 NZD
Retailer 9$3,203 NZD
Retailer 6$4,355 NZD
Retailer 15$4,587 NZD
Retailer 5$5,540 NZD
Retailer 7$5,542 NZD
Retailer 11$5,601 NZD
MOH London$6,157 NZD
Retailer 14$8,226 NZD

26 data points across 16 retailers

10 retailers$1,770 NZD to $3,203 NZD

A
Cheapest Retailer
-
$1,770 NZD
$994 USD
Retailer 2
-
$1,914 NZD
HK$8,400 HKD
View
Price last confirmed 27 days ago
Retailer 3
-
$2,052 NZD
£907 GBP
View
Price last confirmed 25 days ago
B+
Retailer 4
-
$3,203 NZD
A$2,768 AUD
View
Retailer 5
-
$4,355 NZD
$2,446 USD
View
Price last confirmed 29 days ago
Retailer 6
-
$4,587 NZD
$2,576 USD
View
Price last confirmed 26 days ago
Retailer 7
-
$5,540 NZD
SGD 4,205 SGD
View
Price last confirmed 24 days ago
Retailer 8
-
$5,542 NZD
$3,112 USD
View
Price last confirmed 25 days ago
Retailer 9
-
$5,601 NZD
A$4,840 AUD
View
Price last confirmed 25 days ago
Most Expensive
MOH London
LG717542293 · Oct 6
$6,157 NZD
£2,723 GBP
View
Price last confirmed 24 days ago
9 more retailers have this diamond
Prices start from $1,770 NZDSave up to $1,434 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
4.23ct Round
$1,770 NZD