Emerald|Lab Grown|IGI

1.21ct H VS1 Emerald Lab Grown Diamond

ID • H/VS1 • IGI LG500146055

Shape and cutting style on the report: Emerald cut

Certificate IGI LG500146055

Diamond specifications and retailer prices

From $730 USD
As of October 30, 2026
Save $2,308 USD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,795 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct lab-grown emerald diamond

This 1.21ct lab-grown emerald sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500146055 or 500146055. Listed at 14 retailers as of October 30, 2026, with a 316% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle17.7°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500146055
Dimensions7.66 × 5.00 × 3.12 mm
L/W Ratio1.53
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
7.66 mm5.00 mm1.21 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG500146055
Side View
Table 66.0%Crown 17.7°Girdle: MediumPavilion 33.9°Culet: LNGDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,795 USD|Low: $693 USD|High: $3,825 USD|Avg: $1,862 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
October 30, 2026
Retailer 2$730 USD
Retailer 12$868 USD
Retailer 3$944 USD
Retailer 4$972 USD
Retailer 13$1,007 USD
Retailer 16$1,007 USD
Retailer 10$1,185 USD
Retailer 7$1,536 USD
Retailer 14$1,617 USD
Retailer 9$1,851 USD
Retailer 11$2,315 USD
Retailer 5$2,789 USD
Retailer 15$2,831 USD
Retailer 8$2,883 USD
Retailer 6$3,038 USD
MOH London$3,795 USD

31 data points across 16 retailers

14 retailers$730 USD to $3,038 USD

B+
Cheapest Retailer
-
$730 USD
B+
Retailer 2
-
$868 USD
View
B
Retailer 3
-
$944 USD
View
B
Retailer 4
-
$972 USD
View
Final sale: no returns
B
Retailer 5
-
$1,007 USD
View
Retailer 6
-
$1,007 USD
View
Price last confirmed 14 days ago
B
Retailer 7
-
$1,185 USD
View
B
Retailer 8
-
$1,617 USD
View
B
Retailer 9
-
$1,851 USD
ZAR 29,903 ZAR
View
B
Retailer 10
-
$2,315 USD
View
B
Retailer 11
-
$2,789 USD
£2,196 GBP
View
B
Retailer 12
-
$2,831 USD
View
B
Retailer 13
-
$3,038 USD
View
Most Expensive
MOH London
LG500146055 · Oct 29
$3,795 USD
£2,988 GBP
View
Price under review
13 more retailers have this diamond
Prices start from $730 USDSave up to $2,308 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.

B+
1.21ct Emerald
$730 USD