Emerald|Lab Grown|IGI

4.28ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG811635661

Shape and cutting style on the report: Emerald cut

Certificate IGI LG811635661

Diamond specifications and retailer prices

From $3,868 USD
As of October 30, 2026
Save $22,812 USD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $26,680 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.28ct lab-grown emerald diamond

This 4.28ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811635661 or 811635661. Listed at 13 retailers as of October 29, 2026, with prices from $3,868 to $26,680, a $22,812 spread on the same certified stone. Do Amore Diamonds lists it at $26,680. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.28
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811635661
Dimensions10.76 × 7.64 × 5.06 mm
L/W Ratio1.41
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
10.76 mm7.64 mm4.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811635661
Side View
Table 65.0%Crown 33.3°Girdle: MED-STKPavilion 37.4°Culet: LargeDepth 66.2%

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 30
Current: $26,680 USD|Low: $3,868 USD|High: $30,450 USD|Avg: $10,085 USD|-12.4%
Do Amore 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
October 30, 2026
Retailer 6$3,868 USD
Retailer 3$4,063 USD
Retailer 10$4,203 USD
Retailer 12$4,555 USD
Retailer 4$4,819 USD
Retailer 11$5,965 USD
Retailer 13$6,204 USD
Retailer 9$6,968 USD
Retailer 5$8,035 USD
Retailer 7$8,558 USD
Retailer 8$10,334 USD
Retailer 2$12,180 USD
Do Amore Diamonds$26,680 USD

32 data points across 13 retailers

13 retailers$3,868 USD to $26,680 USD

A
Cheapest Retailer
-
$3,868 USD
A
Retailer 2
-
$4,063 USD
View
A
Retailer 3
-
$4,203 USD
View
A
Retailer 4
-
$4,555 USD
View
A
Retailer 5
-
$4,819 USD
View
A
Retailer 6
-
$5,965 USD
View
A
Retailer 7
-
$6,204 USD
View
A
Retailer 8
-
$6,968 USD
View
Retailer 9
-
$8,035 USD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
$8,558 USD
€8,150 EUR
View
B+
Retailer 11
-
$10,334 USD
£8,137 GBP
View
B+
Retailer 12
-
$12,180 USD
View
Most Expensive
B
Do Amore Diamonds
27-C36E43D80 · Oct 29
$26,680 USD
View
12 more retailers have this diamond
Prices start from $3,868 USDSave up to $22,812 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
4.28ct Emerald
$3,868 USD