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Emerald|Lab Grown|IGI

4.51ct G VS2 Emerald Lab Grown Diamond

ID • G/VS2 • IGI LG843601723

Shape and cutting style on the report: Emerald cut

Certificate IGI LG843601723

Diamond specifications and retailer prices

From $1,295 AUD
$911 USD
As of October 28, 2026
Save $1,756 AUD (58%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,052 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 4.51ct lab-grown emerald diamond

This 4.51ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843601723 or 843601723. Listed at 5 retailers as of October 26, 2026, with prices from $1,295 to $3,052, a $1,756 spread on the same certified stone. MOH London lists it at $3,052. 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

4.51
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843601723
Dimensions11.30 × 7.75 × 5.19 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.30 mm7.75 mm4.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843601723
Side View
Table 69.0%Crown 33.2°Girdle: Slightly ThickPavilion 43°Culet: LargeDepth 67.0%

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 28
Current: $3,052 AUD|Low: $1,295 AUD|High: $3,651 AUD|Avg: $2,222 AUD|-16.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 28, 2026
Retailer 3$1,295 AUD
Retailer 2$1,368 AUD
Retailer 4$2,039 AUD
Retailer 5$2,821 AUD
MOH London$3,052 AUD

15 data points across 5 retailers

5 retailers$1,295 AUD to $3,052 AUD

B+
Cheapest Retailer
-
$1,295 AUD
$911 USD
A
Retailer 2
-
$1,368 AUD
£757 GBP
View
A
Retailer 3
-
$2,039 AUD
$1,434 USD
View
B+
Retailer 4
-
$2,821 AUD
$1,984 USD
View
Price last confirmed 10 days ago
Most Expensive
B+
MOH London
LG843601723 · Oct 26
$3,052 AUD
£1,690 GBP
View
4 more retailers have this diamond
Prices start from $1,295 AUDSave up to $1,756 AUD

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
4.51ct Emerald
$1,295 AUD