CaratHunter
Plans
Emerald|Lab Grown|IGI

0.51ct H VS2 Emerald Lab Grown Diamond

ID • H/VS2 • IGI LG541251056

Shape and cutting style on the report: Emerald cut

Certificate IGI LG541251056

Diamond specifications and retailer prices

From $124 USD
As of October 29, 2026
Save $1,170 USD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,294 USD at MOH London · As of October 29, 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 H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG541251056 or 541251056. Listed at 15 retailers as of October 29, 2026, with prices from $124 to $1,294, a $1,170 spread on the same certified stone. MOH London lists it at $1,294. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle30.4°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541251056
Dimensions5.15 × 3.77 × 2.59 mm
L/W Ratio1.37
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
5.15 mm3.77 mm0.51 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG541251056
Side View
Table 65.5%Crown 30.4°Girdle: MED-STKPavilion 38.2°Culet: LNGDepth 68.7%

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: $1,294 USD|Low: $98 USD|High: $1,770 USD|Avg: $526 USD|+0.5%
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
Retailer 17
Retailer 18
October 30, 2026
Retailer 12$124 USD
Retailer 3$139 USD
Retailer 17$144 USD
Retailer 13$164 USD
Retailer 16$164 USD
Retailer 6$239 USD
Retailer 2$250 USD
Retailer 9$282 USD
Retailer 14$297 USD
Retailer 18$382 USD
Retailer 15$496 USD
Retailer 11$524 USD
Retailer 7$552 USD
Retailer 10$600 USD
Retailer 4$808 USD
Retailer 5$952 USD
MOH London$1,294 USD
Retailer 8$1,770 USD

18 data points across 18 retailers

15 retailers$124 USD to $1,294 USD

A
Cheapest Retailer
-
$124 USD
A
Retailer 2
-
$139 USD
View
Final sale: no returns
A
Retailer 3
-
$144 USD
View
A
Retailer 4
-
$164 USD
View
A
Retailer 5
-
$164 USD
View
B+
Retailer 6
-
$250 USD
View
B+
Retailer 7
-
$282 USD
HK$2,200 HKD
View
B+
Retailer 8
-
$297 USD
View
B+
Retailer 9
-
$382 USD
View
B
Retailer 10
-
$496 USD
View
B
Retailer 11
-
$524 USD
View
B
Retailer 12
-
$552 USD
View
B
Retailer 13
-
$808 USD
£636 GBP
View
B
Retailer 14
-
$952 USD
View
Most Expensive
B
MOH London
LG541251056 · Oct 29
$1,294 USD
£1,019 GBP
View
14 more retailers have this diamond
Prices start from $124 USDSave up to $1,170 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