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 $954 USD
€909 EUR
As of October 29, 2026
Save $1,697 USD (64%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,135 USD 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,135 USD|Low: $846 USD|High: $3,135 USD|Avg: $1,688 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 3$954 USD
Retailer 6$982 USD
Retailer 5$1,023 USD
Retailer 2$1,052 USD
Retailer 7$1,656 USD
Retailer 8$2,056 USD
Retailer 4$2,652 USD
Rare Carat$3,135 USD

31 data points across 8 retailers

8 retailers$954 USD to $2,652 USD

A
Cheapest Retailer
-
$954 USD
€909 EUR
B+
Retailer 2
-
$982 USD
View
A
Retailer 3
-
$1,023 USD
View
A
Retailer 4
-
$1,052 USD
£829 GBP
View
B+
Retailer 5
-
$1,656 USD
View
B+
Retailer 6
-
$2,056 USD
View
B
Retailer 7
-
$2,652 USD
£2,088 GBP
View
Most Expensive
Rare Carat
29V786681581 · Sep 27
$3,135 USD
View
Price last confirmed 32 days ago
7 more retailers have this diamond
Prices start from $954 USDSave up to $1,697 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
3.89ct Emerald
$954 USD