Emerald|Lab Grown|IGI

3.99ct E VS1 Emerald Lab Grown Diamond

EX • E/VS1 • IGI LG829615357

Shape and cutting style on the report: Emerald cut

Certificate IGI LG829615357

Diamond specifications and retailer prices

From $604 USD
As of October 29, 2026
Save $4,052 USD (87%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,656 USD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 3.99ct lab-grown emerald diamond

This 3.99ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG829615357 or 829615357. Listed at 5 retailers as of October 29, 2026, with prices from $604 to $4,656, a $4,052 spread on the same certified stone. Frank Darling lists it at $4,656. 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

3.99
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG829615357
Dimensions10.44 × 7.65 × 5.24 mm
L/W Ratio1.36
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.44 mm7.65 mm3.99 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG829615357
Side View
Table 62.0%Crown 34.7°Girdle: MediumPavilion 39.9°Culet: LargeDepth 68.5%

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 29
Current: $4,656 USD|Low: $583 USD|High: $4,656 USD|Avg: $2,541 USD|+0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 27, 2026
Retailer 2$604 USD
Retailer 3$839 USD
Retailer 5$2,118 USD
Retailer 4$3,425 USD
Frank Darling$4,656 USD

16 data points across 5 retailers

5 retailers$604 USD to $4,656 USD

A
Cheapest Retailer
-
$604 USD
Final sale: no returns
B+
Retailer 2
-
$839 USD
View
B+
Retailer 3
-
$2,118 USD
View
B
Retailer 4
-
$3,425 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Frank Darling
100191486997KD · Oct 29
$4,656 USD
View
4 more retailers have this diamond
Prices start from $604 USDSave up to $4,052 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
3.99ct Emerald
$604 USD