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Emerald|Lab Grown|IGI

3.90ct F VS1 Emerald Lab Grown Diamond

VG • F/VS1 • IGI LG646474860

Shape and cutting style on the report: Emerald cut

Certificate IGI LG646474860

Diamond specifications and retailer prices

From $666 AUD
$468 USD
As of October 30, 2026
Save $5,897 AUD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,563 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.9ct lab-grown emerald diamond

This 3.9ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG646474860 or 646474860. Listed at 11 retailers as of October 29, 2026, with prices from $666 to $6,563, a $5,897 spread on the same certified stone. Brilliant Earth lists it at $6,563. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.90
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle43.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG646474860
Dimensions10.42 × 7.20 × 4.87 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.42 mm7.20 mm3.90 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG646474860
Side View
Table 68.0%Crown 38.6°Girdle: MED-STKPavilion 43.5°Culet: LargeDepth 67.6%

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 30
Current: $6,563 AUD|Low: $639 AUD|High: $6,762 AUD|Avg: $2,676 AUD|-2.9%
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
October 31, 2026
Retailer 10$666 AUD
Retailer 12$746 AUD
Retailer 2$1,025 AUD
Retailer 9$1,096 AUD
Retailer 13$1,297 AUD
Retailer 6$1,926 AUD
Retailer 5$2,100 AUD
Retailer 8$2,221 AUD
Retailer 11$2,399 AUD
Retailer 7$3,827 AUD
Retailer 4$4,450 AUD
Retailer 3$5,922 AUD
Brilliant Earth$6,563 AUD

25 data points across 13 retailers

11 retailers$666 AUD to $6,563 AUD

A
Cheapest Retailer
-
$666 AUD
$468 USD
A
Retailer 2
-
$746 AUD
$524 USD
View
A
Retailer 3
-
$1,025 AUD
$720 USD
View
B+
Retailer 4
-
$1,096 AUD
$770 USD
View
A
Retailer 5
-
$1,297 AUD
$911 USD
View
A
Retailer 6
-
$1,926 AUD
View
B+
Retailer 7
-
$2,221 AUD
$1,560 USD
View
B+
Retailer 8
-
$2,399 AUD
$1,685 USD
View
B
Retailer 9
-
$3,827 AUD
£2,117 GBP
View
B
Retailer 10
-
$5,922 AUD
$4,160 USD
View
Most Expensive
B
Brilliant Earth
14987458Y · Oct 29
$6,563 AUD
$4,610 USD
View
10 more retailers have this diamond
Prices start from $666 AUDSave up to $5,897 AUD

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
3.90ct Emerald
$666 AUD