Emerald|Lab Grown|IGI

1.23ct D VVS1 Emerald Lab Grown Diamond

GD • D/VVS1 • IGI LG830612923

Shape and cutting style on the report: Emerald cut

Certificate IGI LG830612923

Diamond specifications and retailer prices

From $182 USD
As of October 23, 2026
Save $1,660 USD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,842 USD at Queensmith · As of October 23, 2026
View at Queensmith

About this 1.23ct lab-grown emerald diamond

This 1.23ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a standard cut grade and certified by IGI LG830612923 or 830612923. Listed at 21 retailers as of October 23, 2026, with prices from $182 to $1,842, a $1,660 spread on the same certified stone. Queensmith lists it at $1,842. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
D
Color
VVS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830612923
Dimensions7.50 × 5.00 × 3.38 mm
L/W Ratio1.50
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm5.00 mm1.23 ctD / VVS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830612923
Side View
Table 63.0%Crown 31.9°Girdle: MediumPavilion 42.2°Culet: LargeDepth 67.6%

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: Oct 23
Current: $1,842 USD|Low: $182 USD|High: $1,842 USD|Avg: $646 USD
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
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Retailer 23
October 23, 2026
Retailer 21$182 USD
Retailer 20$204 USD
Retailer 18$211 USD
Retailer 7$225 USD
Retailer 10$225 USD
Retailer 6$256 USD
Retailer 12$305 USD
Retailer 13$381 USD
Retailer 23$385 USD
Retailer 17$393 USD
Retailer 8$548 USD
Retailer 2$551 USD
Retailer 4$589 USD
Retailer 22$725 USD
Retailer 14$739 USD
Retailer 19$766 USD
Retailer 9$779 USD
Retailer 16$844 USD
Retailer 3$985 USD
Retailer 5$1,059 USD
Retailer 11$1,136 USD
Retailer 15$1,240 USD
Queensmith$1,842 USD

21 data points across 23 retailers

21 retailers$182 USD to $1,842 USD

A
Cheapest Retailer
-
$182 USD
Retailer 2
-
$211 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$225 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$225 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$256 USD
HK$2,000 HKD
View
B+
Retailer 6
-
$305 USD
View
A
Retailer 7
-
$381 USD
ZAR 6,158 ZAR
View
A
Retailer 8
-
$393 USD
£309 GBP
View
B+
Retailer 9
-
$548 USD
View
B+
Retailer 10
-
$551 USD
A$848 AUD
View
B+
Retailer 11
-
$589 USD
View
Retailer 12
-
$725 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$739 USD
SGD 998 SGD
View
B
Retailer 14
-
$766 USD
View
B
Retailer 15
-
$779 USD
View
Retailer 16
-
$844 USD
A$1,298 AUD
View
Price last confirmed 20 days ago
Retailer 17
-
$985 USD
View
Price last confirmed 8 days ago
Retailer 18
-
$1,059 USD
£834 GBP
View
Price last confirmed 8 days ago
B
Retailer 19
-
$1,136 USD
View
B
Retailer 20
-
$1,240 USD
View
Most Expensive
C
Queensmith
LG830612923 · Oct 23
$1,842 USD
£1,450 GBP
View
20 more retailers have this diamond
Prices start from $182 USDSave up to $1,660 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
$182 USD