Emerald|Lab Grown|IGI

1.23ct F VS2 Emerald Lab Grown Diamond

ID • F/VS2 • IGI LG840663366

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840663366

Diamond specifications and retailer prices

From $269 USD
HK$2,100 HKD
As of October 30, 2026
Save $548 USD (67%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,144 USD at MOH London · As of October 15, 2026
View at MOH London

About this 1.23ct lab-grown emerald diamond

This 1.23ct lab-grown emerald sits in the classic one-carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840663366 or 840663366. Listed at 11 retailers as of October 29, 2026, with a 204% 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

1.23
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840663366
Dimensions7.34 × 5.00 × 3.43 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.34 mm5.00 mm1.23 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840663366
Side View
Table 72.0%Crown 38.7°Girdle: MediumPavilion 42.1°Culet: LargeDepth 68.6%

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 30
Current: $1,144 USD|Low: $269 USD|High: $1,146 USD|Avg: $621 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 15, 2026
Retailer 3$269 USD
Retailer 11$422 USD
Retailer 8$475 USD
Retailer 10$488 USD
Retailer 5$590 USD
Retailer 2$629 USD
Retailer 9$640 USD
Retailer 6$750 USD
Retailer 4$790 USD
Retailer 7$817 USD
MOH London$1,144 USD

9 data points across 11 retailers

11 retailers$269 USD to $817 USD

A
Cheapest Retailer
-
$269 USD
HK$2,100 HKD
A
Retailer 2
-
$422 USD
View
A
Retailer 3
-
$475 USD
View
A
Retailer 4
-
$488 USD
View
B+
Retailer 5
-
$590 USD
View
Retailer 6
-
$629 USD
A$968 AUD
View
Price last confirmed 22 days ago
B+
Retailer 7
-
$640 USD
View
B+
Retailer 8
-
$750 USD
View
B+
Retailer 9
-
$790 USD
SGD 1,068 SGD
View
B+
Retailer 10
-
$817 USD
View
Most Expensive
MOH London
LG840663366 · Oct 15
$1,144 USD
£901 GBP
View
Price last confirmed 15 days ago
10 more retailers have this diamond
Prices start from $269 USDSave up to $548 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
1.23ct Emerald
$269 USD