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Emerald|Lab Grown|IGI

4.05ct E FL Emerald Lab Grown Diamond

EX • E/FL • IGI LG821613554

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821613554

Diamond specifications and retailer prices

From $5,276 USD
As of October 30, 2026
Save $16,540 USD (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $21,816 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.05ct lab-grown emerald diamond

This 4.05ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821613554 or 821613554. Listed at 21 retailers as of October 30, 2026, with prices from $5,276 to $21,816, a $16,540 spread on the same certified stone. Taylor and Hart lists it at $21,816. 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

4.05
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821613554
Dimensions10.72 × 7.17 × 4.97 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
10.72 mm7.17 mm4.05 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821613554
Side View
Table 62.0%Crown 35.8°Girdle: MED-STKPavilion 41.6°Culet: LargeDepth 69.3%

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: $7,842 USD|Low: $5,065 USD|High: $21,410 USD|Avg: $9,481 USD|+0.4%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 16$5,276 USD
Retailer 6$5,529 USD
Retailer 8$5,908 USD
Retailer 3$6,120 USD
Retailer 5$6,120 USD
Retailer 15$6,135 USD
Retailer 14$7,110 USD
Retailer 4$7,265 USD
Retailer 1$7,842 USD
Retailer 9$8,672 USD
Retailer 13$9,162 USD
Retailer 11$10,156 USD
Retailer 12$12,520 USD
Retailer 10$13,025 USD
Retailer 2$14,849 USD
Retailer 17$15,550 USD
Retailer 7$21,410 USD

44 data points across 17 retailers

21 retailers$5,276 USD to $21,816 USD

A
Cheapest Retailer
-
$5,276 USD
A
Retailer 2
-
$5,529 USD
View
A
Retailer 3
-
$5,908 USD
View
Final sale: no returns
A
Retailer 4
-
$6,120 USD
View
Retailer 5
-
$6,120 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$6,135 USD
View
A
Retailer 7
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$6,538 USD
View
A
Retailer 8
-
$7,110 USD
View
B+
Retailer 9
-
$7,265 USD
View
B+
Retailer 10
-
$7,842 USD
£6,175 GBP
View
B+
Retailer 11
-
$8,672 USD
£6,828 GBP
View
B+
Retailer 12
-
$9,162 USD
View
B+
Retailer 13
-
$10,156 USD
€9,672 EUR
View
B+
Retailer 14
-
$12,520 USD
£9,858 GBP
View
B+
Retailer 15
-
$13,025 USD
ZAR 210,419 ZAR
View
B
Retailer 16
-
$14,849 USD
View
B
Retailer 17
-
$15,502 USD
View
B
Retailer 18
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$15,550 USD
View
B
Retailer 19
-
$17,018 USD
View
B
Retailer 20
-
$21,410 USD
SGD 28,932 SGD
View
Most Expensive
B
Taylor and Hart
AGWGJ2Y · Oct 30
$21,816 USD
View
20 more retailers have this diamond
Prices start from $5,276 USDSave up to $16,540 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
4.05ct Emerald
$5,276 USD