Emerald|Lab Grown|IGI

1.23ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG813675350

Shape and cutting style on the report: Emerald cut

Certificate IGI LG813675350

Diamond specifications and retailer prices

From $215 USD
As of October 30, 2026
Save $1,817 USD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,050 USD at Brilliant Earth · As of October 20, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813675350 or 813675350. Listed at 25 retailers as of October 27, 2026, with a 845% 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
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813675350
Dimensions7.31 × 5.15 × 3.40 mm
L/W Ratio1.42
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.31 mm5.15 mm1.23 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813675350
Side View
Table 70.0%Crown 36.7°Girdle: MediumPavilion 41.4°Culet: LargeDepth 66.0%

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: $1,790 USD|Low: $214 USD|High: $2,230 USD|Avg: $719 USD|-19.7%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 30, 2026
Retailer 3$215 USD
Retailer 23$239 USD
Retailer 21$249 USD
Retailer 7$266 USD
Retailer 10$266 USD
Retailer 6$294 USD
Retailer 12$360 USD
Retailer 13$448 USD
Retailer 18$457 USD
Retailer 2$493 USD
Retailer 8$584 USD
Retailer 19$650 USD
Retailer 22$693 USD
Retailer 4$778 USD
Retailer 16$855 USD
Retailer 14$867 USD
Retailer 9$908 USD
Retailer 20$1,008 USD
Retailer 15$1,036 USD
Retailer 17$1,072 USD
Retailer 11$1,240 USD
Retailer 5$1,480 USD
Brilliant Earth$1,790 USD

37 data points across 23 retailers

25 retailers$215 USD to $2,032 USD

A
Cheapest Retailer
-
$215 USD
A
Retailer 2
-
$239 USD
View
Final sale: no returns
A
Retailer 3
-
$249 USD
View
A
Retailer 4
-
$266 USD
View
A
Retailer 5
-
$266 USD
View
A
Retailer 6
-
$294 USD
HK$2,300 HKD
View
B+
Retailer 7
-
$360 USD
View
A
Retailer 8
-
$448 USD
€427 EUR
View
A
Retailer 9
-
$457 USD
ZAR 7,383 ZAR
View
A
Retailer 10
-
$493 USD
£388 GBP
View
A
Retailer 11
-
$584 USD
View
A
Retailer 12
-
$650 USD
A$1,000 AUD
View
B+
Retailer 13
-
$693 USD
View
B+
Retailer 14
-
$778 USD
View
B+
Retailer 15
-
$855 USD
View
B+
Retailer 16
-
$867 USD
SGD 1,171 SGD
View
B+
Retailer 17
-
$908 USD
View
B+
Retailer 18
-
$1,008 USD
A$1,551 AUD
View
B+
Retailer 19
-
$1,036 USD
£816 GBP
View
B+
Retailer 20
-
$1,072 USD
£844 GBP
View
B
Retailer 21
-
$1,240 USD
View
B
Retailer 22
-
$1,480 USD
View
B
Retailer 23
-
$1,790 USD
View
B
Retailer 24
-
$2,032 USD
£1,600 GBP
View
Most Expensive
Brilliant Earth
20644179A · Oct 20
$2,050 USD
View
Price last confirmed 10 days ago
24 more retailers have this diamond
Prices start from $215 USDSave up to $1,817 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
$215 USD