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Emerald|Lab Grown|IGI

4.28ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG821641253

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821641253

Diamond specifications and retailer prices

From $7,112 CAD
$5,091 USD
As of October 30, 2026
Save $33,137 CAD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $40,249 CAD at With Clarity · As of October 31, 2026
View at With Clarity

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 LG821641253 or 821641253. Listed at 14 retailers as of October 30, 2026, with prices from $7,112 to $40,249, a $33,137 spread on the same certified stone. With Clarity lists it at $40,249. 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 angle31.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821641253
Dimensions11.27 × 7.54 × 4.93 mm
L/W Ratio1.49
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
11.27 mm7.54 mm4.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821641253
Side View
Table 65.0%Crown 31.7°Girdle: MediumPavilion 40.4°Culet: LargeDepth 65.4%

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: $9,842 CAD|Low: $7,112 CAD|High: $46,703 CAD|Avg: $18,059 CAD|-13.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
October 31, 2026
Retailer 11$7,112 CAD
Retailer 13$8,985 CAD
Retailer 12$9,530 CAD
Retailer 1$9,842 CAD
Retailer 5$11,385 CAD
Retailer 4$11,685 CAD
Retailer 8$12,467 CAD
Retailer 2$14,198 CAD
Retailer 9$15,757 CAD
Retailer 7$16,110 CAD
Retailer 6$17,014 CAD
Retailer 3$20,440 CAD
Retailer 10$27,086 CAD
With Clarity$40,249 CAD

41 data points across 14 retailers

14 retailers$7,112 CAD to $40,249 CAD

A
Cheapest Retailer
-
$7,112 CAD
$5,091 USD
A
Retailer 2
-
$8,985 CAD
$6,432 USD
View
A
Retailer 3
-
$9,530 CAD
HK$53,300 HKD
View
A
Retailer 4
-
$9,842 CAD
£5,548 GBP
View
Retailer 5
-
$11,385 CAD
$8,150 USD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$11,685 CAD
$8,365 USD
View
B+
Retailer 7
-
$12,467 CAD
€8,500 EUR
View
B+
Retailer 8
-
$14,198 CAD
$10,164 USD
View
B+
Retailer 9
-
$15,757 CAD
£8,882 GBP
View
B+
Retailer 10
-
$16,110 CAD
ZAR 186,315 ZAR
View
B+
Retailer 11
-
$17,014 CAD
$12,180 USD
View
B
Retailer 12
-
$20,440 CAD
$14,632 USD
View
B
Retailer 13
-
$27,086 CAD
$19,390 USD
View
Most Expensive
B
With Clarity
821641253 · Oct 31
$40,249 CAD
$28,813 USD
View
13 more retailers have this diamond
Prices start from $7,112 CADSave up to $33,137 CAD

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
$7,112 CAD