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Emerald|Lab Grown|IGI

1.28ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG845632649

Shape and cutting style on the report: Emerald cut

Certificate IGI LG845632649

Diamond specifications and retailer prices

From $260 USD
As of November 4, 2026
Save $2,178 USD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,438 USD at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

About this 1.28ct lab-grown emerald diamond

This 1.28ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG845632649 or 845632649. Listed at 15 retailers as of November 4, 2026, with prices from $260 to $2,438, a $2,178 spread on the same certified stone. Helzberg Diamonds lists it at $2,438. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.5°
Pavilion angle46°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845632649
Dimensions7.46 × 5.18 × 3.23 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.46 mm5.18 mm1.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845632649
Side View
Table 66.0%Crown 30.5°Girdle: MediumPavilion 46°Culet: LargeDepth 62.4%

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: $2,438 USD|Low: $260 USD|High: $2,438 USD|Avg: $1,045 USD
Helzberg Diamonds
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
November 5, 2026
Retailer 13$260 USD
Retailer 11$300 USD
Retailer 4$301 USD
Retailer 10$322 USD
Retailer 9$480 USD
Retailer 2$609 USD
Retailer 15$852 USD
Retailer 12$990 USD
Retailer 14$1,036 USD
Retailer 5$1,087 USD
Retailer 6$1,174 USD
Retailer 8$1,287 USD
Retailer 7$1,304 USD
Retailer 3$2,250 USD
Helzberg Diamonds$2,438 USD

3 data points across 15 retailers

15 retailers$260 USD to $2,438 USD

A
Cheapest Retailer
-
$260 USD
A
Retailer 2
-
$300 USD
View
Final sale: no returns
A
Retailer 3
-
$301 USD
View
A
Retailer 4
-
$322 USD
View
A
Retailer 5
-
$480 USD
View
A
Retailer 6
-
$609 USD
View
B+
Retailer 7
-
$852 USD
View
B+
Retailer 8
-
$990 USD
View
B+
Retailer 9
-
$1,036 USD
View
B+
Retailer 10
-
$1,087 USD
View
B
Retailer 11
-
$1,174 USD
View
B
Retailer 12
-
$1,287 USD
View
B
Retailer 13
-
$1,304 USD
View
B
Retailer 14
-
$2,250 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKLMJIMKP · Nov 4
$2,438 USD
View
14 more retailers have this diamond
Prices start from $260 USDSave up to $2,178 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
1.28ct Emerald
$260 USD