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Emerald|Lab Grown|IGI

3.89ct F VS1 Emerald Lab Grown Diamond

EX • F/VS1 • IGI LG830644442

Shape and cutting style on the report: Emerald cut

Certificate IGI LG830644442

Diamond specifications and retailer prices

From $646 SGD
$505 USD
As of October 29, 2026
Save $560 SGD (46%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,165 SGD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

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 LG830644442 or 830644442. Listed at 4 retailers as of October 25, 2026, with a 87% 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830644442
Dimensions10.28 × 7.61 × 5.12 mm
L/W Ratio1.35
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.28 mm7.61 mm3.89 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830644442
Side View
Table 66.0%Crown 35.7°Girdle: MediumPavilion 39.7°Culet: LargeDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $5,165 SGD|Low: $646 SGD|High: $5,165 SGD|Avg: $1,871 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 25, 2026
Retailer 3$646 SGD
Retailer 5$927 SGD
Retailer 6$1,138 SGD
Retailer 2$1,205 SGD
Retailer 7$2,103 SGD
Retailer 4$4,033 SGD
Brilliant Earth$5,165 SGD

32 data points across 7 retailers

4 retailers$646 SGD to $1,205 SGD

A
Cheapest Retailer
-
$646 SGD
$505 USD
Final sale: no returns
A
Retailer 2
-
$1,205 SGD
£742 GBP
View
Retailer 3
-
$4,033 SGD
$3,155 USD
View
Price last confirmed 23 days ago
Most Expensive
Brilliant Earth
21225595A · Oct 21
$5,165 SGD
$4,040 USD
View
Price last confirmed 10 days ago
3 more retailers have this diamond
Prices start from $646 SGDSave up to $560 SGD

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
$646 SGD