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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 $1,237 AUD
As of November 4, 2026
Save $2,798 AUD (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,409 AUD 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 November 3, 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $5,409 AUD|Low: $1,187 AUD|High: $5,453 AUD|Avg: $2,556 AUD|-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 31, 2026
Retailer 10$1,237 AUD
Retailer 4$1,346 AUD
Retailer 3$1,435 AUD
Retailer 12$1,435 AUD
Retailer 11$1,625 AUD
Retailer 8$1,689 AUD
Retailer 6$2,190 AUD
Retailer 13$2,305 AUD
Retailer 7$2,639 AUD
Retailer 9$3,300 AUD
Retailer 2$3,741 AUD
Retailer 5$3,974 AUD
Retailer 14$4,036 AUD
MOH London$5,409 AUD

26 data points across 14 retailers

13 retailers$1,237 AUD to $4,036 AUD

B+
Cheapest Retailer
-
$1,237 AUD
B+
Retailer 2
-
$1,346 AUD
View
B
Retailer 3
-
$1,435 AUD
View
Retailer 4
-
$1,435 AUD
View
Price last confirmed 19 days ago
B
Retailer 5
-
$1,625 AUD
View
B
Retailer 6
-
$1,689 AUD
View
B
Retailer 7
-
$2,305 AUD
View
Retailer 8
-
$2,639 AUD
View
Price last confirmed 7 days ago
B
Retailer 9
-
$3,300 AUD
View
B
Retailer 10
-
$3,741 AUD
View
B
Retailer 11
-
$3,974 AUD
View
B
Retailer 12
-
$4,036 AUD
View
Most Expensive
MOH London
LG506195321 · Oct 29
$5,409 AUD
£2,988 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $1,237 AUDSave up to $2,798 AUD

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
$1,237 AUD