Emerald|Lab Grown|IGI

1.21ct H VS1 Emerald Lab Grown Diamond

ID • H/VS1 • IGI LG506195321

Shape and cutting style on the report: Emerald cut

Certificate IGI LG506195321

Diamond specifications and retailer prices

From $868 USD
As of October 30, 2026
Save $1,963 USD (69%) vs most expensive(unlock to see where)
13 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 LG506195321 or 506195321. Listed at 13 retailers as of October 28, 2026, with a 226% 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
SymmetryExcellent
FluorescenceNone
Crown angle17.7°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506195321
Dimensions7.65 × 5.08 × 3.19 mm
L/W Ratio1.51
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
7.65 mm5.08 mm1.21 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506195321
Side View
Table 65.0%Crown 17.7°Girdle: MED-STKPavilion 36.1°Culet: LNGDepth 62.8%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $3,795 USD|Low: $833 USD|High: $3,825 USD|Avg: $1,788 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
October 29, 2026
Retailer 10$868 USD
Retailer 4$944 USD
Retailer 3$1,007 USD
Retailer 12$1,007 USD
Retailer 11$1,140 USD
Retailer 7$1,185 USD
Retailer 6$1,536 USD
Retailer 13$1,617 USD
Retailer 2$1,851 USD
Retailer 9$2,315 USD
Retailer 8$2,621 USD
Retailer 5$2,789 USD
Retailer 14$2,831 USD
MOH London$3,795 USD

30 data points across 14 retailers

13 retailers$868 USD to $2,831 USD

B+
Cheapest Retailer
-
$868 USD
B+
Retailer 2
-
$944 USD
View
B
Retailer 3
-
$1,007 USD
View
Retailer 4
-
$1,007 USD
View
Price last confirmed 13 days ago
B
Retailer 5
-
$1,140 USD
View
B
Retailer 6
-
$1,185 USD
View
B
Retailer 7
-
$1,617 USD
View
B
Retailer 8
-
$1,851 USD
ZAR 29,903 ZAR
View
B
Retailer 9
-
$2,315 USD
View
Retailer 10
-
$2,621 USD
A$4,033 AUD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$2,789 USD
£2,196 GBP
View
B
Retailer 12
-
$2,831 USD
View
Most Expensive
MOH London
LG506195321 · Oct 29
$3,795 USD
£2,988 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $868 USDSave up to $1,963 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
$868 USD