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Emerald|Lab Grown|IGI

0.51ct I VS2 Emerald Lab Grown Diamond

ID • I/VS2 • IGI LG542231809

Shape and cutting style on the report: Emerald cut

Certificate IGI LG542231809

Diamond specifications and retailer prices

From $124 USD
As of October 29, 2026
Save $1,165 USD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,289 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown emerald diamond

This 0.51ct lab-grown emerald sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG542231809 or 542231809. Listed at 12 retailers as of October 26, 2026, with prices from $124 to $1,289, a $1,165 spread on the same certified stone. MOH London lists it at $1,289. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle27.3°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542231809
Dimensions5.58 × 3.59 × 2.44 mm
L/W Ratio1.55
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.58 mm3.59 mm0.51 ctI / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG542231809
Side View
Table 64.0%Crown 27.3°Girdle: STK-THKPavilion 39.9°Culet: LNGDepth 68.0%

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 29
Current: $1,289 USD|Low: $119 USD|High: $1,303 USD|Avg: $456 USD|+0.1%
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
October 30, 2026
Retailer 8$124 USD
Retailer 13$144 USD
Retailer 9$164 USD
Retailer 12$164 USD
Retailer 2$250 USD
Retailer 10$297 USD
Retailer 4$320 USD
Retailer 14$382 USD
Retailer 11$496 USD
Retailer 7$524 USD
Retailer 5$525 USD
Retailer 6$752 USD
Retailer 3$808 USD
MOH London$1,289 USD

16 data points across 14 retailers

12 retailers$124 USD to $1,289 USD

A
Cheapest Retailer
-
$124 USD
A
Retailer 2
-
$144 USD
View
A
Retailer 3
-
$164 USD
View
A
Retailer 4
-
$164 USD
View
A
Retailer 5
-
$250 USD
View
B+
Retailer 6
-
$297 USD
View
B+
Retailer 7
-
$320 USD
HK$2,500 HKD
View
B+
Retailer 8
-
$382 USD
View
B
Retailer 9
-
$496 USD
View
B
Retailer 10
-
$524 USD
View
B
Retailer 11
-
$808 USD
£636 GBP
View
Most Expensive
B
MOH London
LG542231809 · Oct 26
$1,289 USD
£1,015 GBP
View
11 more retailers have this diamond
Prices start from $124 USDSave up to $1,165 USD

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
0.51ct Emerald
$124 USD