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Emerald|Lab Grown|IGI

3.91ct F VS1 Emerald Lab Grown Diamond

EX • F/VS1 • IGI LG833662936

Shape and cutting style on the report: Emerald cut

Certificate IGI LG833662936

Diamond specifications and retailer prices

From $663 SGD
$519 USD
As of November 1, 2026
Save $2,770 SGD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,263 SGD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 3.91ct lab-grown emerald diamond

This 3.91ct 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 LG833662936 or 833662936. Listed at 21 retailers as of November 1, 2026, with a 418% 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

3.91
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833662936
Dimensions10.50 × 7.44 × 5.06 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
10.50 mm7.44 mm3.91 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833662936
Side View
Table 64.0%Crown 37.6°Girdle: Slightly ThickPavilion 42.9°Culet: LargeDepth 68.0%

Caratlytics Score

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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: Nov 1
Current: $4,263 SGD|Low: $637 SGD|High: $4,308 SGD|Avg: $1,988 SGD|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 19$663 SGD
Retailer 4$822 SGD
Retailer 11$916 SGD
Retailer 13$997 SGD
Retailer 18$1,102 SGD
Retailer 15$1,239 SGD
Retailer 2$1,275 SGD
Retailer 14$1,737 SGD
Retailer 16$1,770 SGD
Retailer 17$1,912 SGD
Retailer 9$2,141 SGD
Retailer 6$2,163 SGD
Retailer 3$2,396 SGD
Retailer 8$2,648 SGD
Retailer 7$2,655 SGD
Retailer 10$2,674 SGD
Retailer 5$3,050 SGD
Retailer 12$3,434 SGD
Rare Carat$4,263 SGD

44 data points across 19 retailers

21 retailers$663 SGD to $3,434 SGD

A
Cheapest Retailer
-
$663 SGD
$519 USD
Retailer 2
-
$812 SGD
$635 USD
View
Price last confirmed 41 days ago
A
Retailer 3
-
$822 SGD
$643 USD
View
Retailer 4
-
$822 SGD
$643 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$916 SGD
HK$5,600 HKD
View
A
Retailer 6
-
$997 SGD
$780 USD
View
B+
Retailer 7
-
$1,102 SGD
$862 USD
View
A
Retailer 8
-
$1,239 SGD
€923 EUR
View
A
Retailer 9
-
$1,275 SGD
£785 GBP
View
A
Retailer 10
-
$1,737 SGD
A$2,090 AUD
View
Retailer 11
-
$1,770 SGD
ZAR 22,362 ZAR
View
Price last confirmed 9 days ago
A
Retailer 12
-
$1,912 SGD
$1,496 USD
View
B+
Retailer 13
-
$2,141 SGD
$1,675 USD
View
B+
Retailer 14
-
$2,163 SGD
$1,692 USD
View
B+
Retailer 15
-
$2,396 SGD
£1,476 GBP
View
B+
Retailer 16
-
$2,655 SGD
View
B+
Retailer 17
-
$2,674 SGD
$2,092 USD
View
B+
Retailer 18
-
$2,701 SGD
$2,113 USD
View
B+
Retailer 19
-
$3,050 SGD
$2,386 USD
View
B
Retailer 20
-
$3,434 SGD
£2,115 GBP
View
Most Expensive
Rare Carat
ISA-CBF56403 · Oct 18
$4,263 SGD
$3,335 USD
View
Price last confirmed 14 days ago
20 more retailers have this diamond
Prices start from $663 SGDSave up to $2,770 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
3.91ct Emerald
$663 SGD