Emerald|Lab Grown|IGI

4.91ct F VS2 Emerald Lab Grown Diamond

EX • F/VS2 • IGI LG838656546

Shape and cutting style on the report: Emerald cut

Certificate IGI LG838656546

Diamond specifications and retailer prices

From $975 USD
As of October 31, 2026
Save $1,662 USD (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,205 USD at Rare Carat · As of September 27, 2026
View at Rare Carat

About this 4.91ct lab-grown emerald diamond

This 4.91ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838656546 or 838656546. Listed at 5 retailers as of October 29, 2026, with a 170% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.91
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838656546
Dimensions11.29 × 8.19 × 5.52 mm
L/W Ratio1.38
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.29 mm8.19 mm4.91 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838656546
Side View
Table 64.0%Crown 38.8°Girdle: MediumPavilion 40.5°Culet: LargeDepth 67.4%

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 31
Current: $3,205 USD|Low: $765 USD|High: $4,280 USD|Avg: $2,262 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 2$975 USD
Retailer 4$975 USD
Retailer 6$1,045 USD
Retailer 5$1,626 USD
Retailer 3$2,637 USD
Rare Carat$3,205 USD
Retailer 7$4,280 USD

17 data points across 7 retailers

5 retailers$975 USD to $2,637 USD

A
Cheapest Retailer
-
$975 USD
B+
Retailer 2
-
$975 USD
View
A
Retailer 3
-
$1,626 USD
View
B+
Retailer 4
-
$2,637 USD
£2,076 GBP
View
Most Expensive
Rare Carat
838656546 · Sep 27
$3,205 USD
View
Price last confirmed 34 days ago
4 more retailers have this diamond
Prices start from $975 USDSave up to $1,662 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
4.91ct Emerald
$975 USD