CaratHunter
Plans
Emerald|Lab Grown|IGI

3.91ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG645499438

Shape and cutting style on the report: Emerald cut

Certificate IGI LG645499438

Diamond specifications and retailer prices

From $599 AUD
$421 USD
As of October 27, 2026
Save $4,724 AUD (89%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,324 AUD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

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 LG645499438 or 645499438. Listed at 9 retailers as of October 27, 2026, with prices from $599 to $5,324, a $4,724 spread on the same certified stone. Do Amore Diamonds lists it at $5,324. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645499438
Dimensions10.89 × 7.32 × 4.96 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.89 mm7.32 mm3.91 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645499438
Side View
Table 65.0%Crown 36.3°Girdle: MediumPavilion 40.2°Culet: LargeDepth 67.8%

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: $5,324 AUD|Low: $599 AUD|High: $6,861 AUD|Avg: $2,771 AUD|-10.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 7$599 AUD
Retailer 4$672 AUD
Retailer 8$1,173 AUD
Retailer 2$1,174 AUD
Retailer 5$1,746 AUD
Retailer 6$2,084 AUD
Retailer 9$2,638 AUD
Retailer 3$3,017 AUD
Do Amore Diamonds$5,324 AUD
Retailer 10$6,861 AUD

20 data points across 10 retailers

9 retailers$599 AUD to $5,324 AUD

A
Cheapest Retailer
-
$599 AUD
$421 USD
A
Retailer 2
-
$672 AUD
$472 USD
View
B+
Retailer 3
-
$1,173 AUD
$824 USD
View
A
Retailer 4
-
$1,174 AUD
$825 USD
View
Retailer 5
-
$1,746 AUD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$2,084 AUD
$1,464 USD
View
B+
Retailer 7
-
$2,638 AUD
$1,853 USD
View
B+
Retailer 8
-
$3,017 AUD
£1,669 GBP
View
Most Expensive
B
Do Amore Diamonds
27-1E9EE753E · Oct 28
$5,324 AUD
$3,740 USD
View
8 more retailers have this diamond
Prices start from $599 AUDSave up to $4,724 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
3.91ct Emerald
$599 AUD