Emerald|Lab Grown|IGI

3.91ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG595391027

Shape and cutting style on the report: Emerald cut

Certificate IGI LG595391027

Diamond specifications and retailer prices

From $447 USD
As of October 27, 2026
Save $5,673 USD (93%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,120 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.91ct lab-grown emerald diamond

This 3.91ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG595391027 or 595391027. Listed at 20 retailers as of October 27, 2026, with prices from $447 to $6,120, a $5,673 spread on the same certified stone. Brilliant Earth lists it at $6,120. 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

3.91
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle44.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG595391027
Dimensions10.49 × 7.47 × 5.16 mm
L/W Ratio1.40
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.49 mm7.47 mm3.91 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG595391027
Side View
Table 69.0%Crown 37.3°Girdle: MED-STKPavilion 44.2°Culet: LNGDepth 69.1%

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 27
Current: $6,120 USD|Low: $429 USD|High: $6,120 USD|Avg: $1,342 USD
Brilliant Earth
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 29, 2026
Retailer 17$447 USD
Retailer 6$501 USD
Retailer 8$501 USD
Retailer 3$554 USD
Retailer 4$554 USD
Retailer 7$871 USD
Retailer 12$875 USD
Retailer 9$888 USD
Retailer 10$888 USD
Retailer 2$914 USD
Retailer 11$1,203 USD
Retailer 15$1,326 USD
Retailer 5$1,782 USD
Retailer 14$2,047 USD
Retailer 16$2,074 USD
Retailer 13$2,850 USD
Brilliant Earth$6,120 USD

40 data points across 17 retailers

20 retailers$447 USD to $6,120 USD

A
Cheapest Retailer
-
$447 USD
A
Retailer 2
-
$501 USD
View
Final sale: no returns
A
Retailer 3
-
$501 USD
View
A
Retailer 4
-
$554 USD
View
A
Retailer 5
-
$554 USD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$871 USD
View
A
Retailer 7
-
$875 USD
View
A
Retailer 8
-
$888 USD
View
A
Retailer 9
-
$888 USD
€846 EUR
View
A
Retailer 10
-
$914 USD
£720 GBP
View
A
Retailer 11
-
$1,203 USD
ZAR 19,440 ZAR
View
B+
Retailer 12
-
$1,326 USD
View
B+
Retailer 13
-
$1,451 USD
View
B+
Retailer 14
-
$1,782 USD
View
B+
Retailer 15
-
$1,814 USD
View
B+
Retailer 16
-
$2,039 USD
View
B+
Retailer 17
-
$2,047 USD
£1,612 GBP
View
B+
Retailer 18
-
$2,074 USD
View
B
Retailer 19
-
$2,850 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
8058543A · Oct 29
$6,120 USD
View
19 more retailers have this diamond
Prices start from $447 USDSave up to $5,673 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
3.91ct Emerald
$447 USD