Emerald|Lab Grown|IGI

1.22ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG506195320

Shape and cutting style on the report: Emerald cut

Certificate IGI LG506195320

Diamond specifications and retailer prices

From $690 USD
As of November 4, 2026
Save $2,457 USD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,147 USD at MOH London · As of November 3, 2026
View at MOH London

About this 1.22ct lab-grown emerald diamond

This 1.22ct lab-grown emerald sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG506195320 or 506195320. Listed at 11 retailers as of November 3, 2026, with prices from $690 to $3,147, a $2,457 spread on the same certified stone. MOH London lists it at $3,147. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.22
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23.6°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506195320
Dimensions7.30 × 5.12 × 3.24 mm
L/W Ratio1.43
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
7.30 mm5.12 mm1.22 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506195320
Side View
Table 61.0%Crown 23.6°Girdle: MED-STKPavilion 34.4°Culet: LNGDepth 63.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,147 USD|Low: $663 USD|High: $3,185 USD|Avg: $1,386 USD
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
November 1, 2026
Retailer 2$690 USD
Retailer 8$691 USD
Retailer 13$752 USD
Retailer 3$773 USD
Retailer 9$801 USD
Retailer 12$801 USD
Retailer 6$980 USD
Retailer 4$1,279 USD
Retailer 10$1,304 USD
Retailer 7$1,974 USD
Retailer 11$2,253 USD
Retailer 5$2,294 USD
MOH London$3,147 USD

22 data points across 13 retailers

11 retailers$690 USD to $3,147 USD

A
Cheapest Retailer
-
$690 USD
A
Retailer 2
-
$691 USD
View
A
Retailer 3
-
$752 USD
View
A
Retailer 4
-
$773 USD
View
Final sale: no returns
A
Retailer 5
-
$801 USD
View
Retailer 6
-
$801 USD
View
Price last confirmed 21 days ago
A
Retailer 7
-
$980 USD
View
B+
Retailer 8
-
$1,304 USD
View
B
Retailer 9
-
$1,974 USD
View
B
Retailer 10
-
$2,253 USD
View
Most Expensive
B
MOH London
LG506195320 · Nov 3
$3,147 USD
£2,478 GBP
View
10 more retailers have this diamond
Prices start from $690 USDSave up to $2,457 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
1.22ct Emerald
$690 USD