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Emerald|Lab Grown|IGI

3.89ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG786681581

Shape and cutting style on the report: Emerald cut

Certificate IGI LG786681581

Diamond specifications and retailer prices

From $1,359 AUD
€909 EUR
As of October 29, 2026
Save $2,416 AUD (64%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,463 AUD at Rare Carat · As of September 27, 2026
View at Rare Carat

About this 3.89ct lab-grown emerald diamond

This 3.89ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786681581 or 786681581. Listed at 8 retailers as of October 29, 2026, with a 178% 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

3.89
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786681581
Dimensions10.51 × 7.44 × 4.79 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.51 mm7.44 mm3.89 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786681581
Side View
Table 69.0%Crown 35.4°Girdle: MediumPavilion 36.5°Culet: LargeDepth 64.4%

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 29
Current: $4,463 AUD|Low: $1,204 AUD|High: $4,463 AUD|Avg: $2,404 AUD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 3$1,359 AUD
Retailer 6$1,398 AUD
Retailer 5$1,456 AUD
Retailer 2$1,486 AUD
Retailer 7$2,357 AUD
Retailer 8$2,927 AUD
Retailer 4$3,775 AUD
Rare Carat$4,463 AUD

32 data points across 8 retailers

8 retailers$1,359 AUD to $3,775 AUD

A
Cheapest Retailer
-
$1,359 AUD
€909 EUR
B+
Retailer 2
-
$1,398 AUD
$982 USD
View
A
Retailer 3
-
$1,456 AUD
$1,023 USD
View
A
Retailer 4
-
$1,486 AUD
£822 GBP
View
B+
Retailer 5
-
$2,357 AUD
$1,656 USD
View
B+
Retailer 6
-
$2,927 AUD
$2,056 USD
View
B
Retailer 7
-
$3,775 AUD
£2,088 GBP
View
Most Expensive
Rare Carat
29V786681581 · Sep 27
$4,463 AUD
$3,135 USD
View
Price last confirmed 33 days ago
7 more retailers have this diamond
Prices start from $1,359 AUDSave up to $2,416 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
3.89ct Emerald
$1,359 AUD