Emerald|Lab Grown|IGI

3.91ct D VS1 Emerald Lab Grown Diamond

EX • D/VS1 • IGI LG742528321

Certificate IGI LG742528321

Diamond specifications and retailer prices

From $1,348 USD
Save $4,672 USD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,020 USD at Queensmith
View at Queensmith

About this 3.91ct lab-grown emerald diamond

This 3.91ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG742528321 or 742528321. Listed at 12 retailers, with prices from $1,348 to $6,020 at Queensmith, a $4,672 spread on the same certified stone. 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
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742528321
Dimensions11.04 × 7.21 × 4.95 mm
L/W Ratio1.53
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.04 mm7.21 mm3.91 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742528321
Side View
Table 61.0%Crown 31.6°Girdle: MediumPavilion 38.9°Culet: LargeDepth 68.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $2,266 USD|Low: $956 USD|High: $4,573 USD|Avg: $2,414 USD|+0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 1, 2026
Retailer 4$1,348 USD
Retailer 2$1,550 USD
Retailer 6$2,202 USD
Retailer 1$2,266 USD
Retailer 7$2,495 USD
Retailer 8$2,666 USD
Retailer 10$3,146 USD
Retailer 3$3,161 USD
Retailer 9$3,368 USD
Retailer 11$4,285 USD
Retailer 5$4,525 USD

38 data points across 11 retailers

12 retailers$1,348 USD to $6,020 USD

A
Cheapest Retailer
-
$1,348 USD
A
Retailer 2
-
$1,550 USD
View
B+
Retailer 3
-
$2,202 USD
View
B+
Retailer 4
-
$2,266 USD
View
B+
Retailer 5
-
$2,495 USD
A$3,839 AUD
View
B+
Retailer 6
-
$2,666 USD
View
B
Retailer 7
-
$3,146 USD
A$4,840 AUD
View
B
Retailer 8
-
$3,161 USD
ZAR 51,068 ZAR
View
Price last confirmed 10 days ago
B
Retailer 9
-
$3,368 USD
£2,652 GBP
View
B
Retailer 10
-
$4,285 USD
View
B
Retailer 11
-
$4,525 USD
£3,563 GBP
View
Most Expensive
B
Queensmith
LG742528321 · Oct 1
$6,020 USD
£4,740 GBP
View
11 more retailers have this diamond
Prices start from $1,348 USDSave up to $4,672 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.

A
3.91ct Emerald
$1,348 USD