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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 $921 NZD
$519 USD
As of October 30, 2026
Save $3,845 NZD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,917 NZD 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 October 30, 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

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 30
Current: $5,917 NZD|Low: $884 NZD|High: $5,979 NZD|Avg: $2,756 NZD|-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 1, 2026
Retailer 19$921 NZD
Retailer 4$1,141 NZD
Retailer 11$1,272 NZD
Retailer 13$1,384 NZD
Retailer 18$1,529 NZD
Retailer 15$1,720 NZD
Retailer 12$1,769 NZD
Retailer 14$2,410 NZD
Retailer 16$2,456 NZD
Retailer 17$2,654 NZD
Retailer 9$2,972 NZD
Retailer 6$3,002 NZD
Retailer 3$3,326 NZD
Retailer 8$3,675 NZD
Retailer 7$3,684 NZD
Retailer 10$3,712 NZD
Retailer 5$4,233 NZD
Retailer 2$4,766 NZD
Rare Carat$5,917 NZD

44 data points across 19 retailers

21 retailers$921 NZD to $4,766 NZD

A
Cheapest Retailer
-
$921 NZD
$519 USD
Retailer 2
-
$1,127 NZD
$635 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
$1,141 NZD
$643 USD
View
Retailer 4
-
$1,141 NZD
$643 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$1,272 NZD
HK$5,600 HKD
View
A
Retailer 6
-
$1,384 NZD
$780 USD
View
B+
Retailer 7
-
$1,529 NZD
$862 USD
View
A
Retailer 8
-
$1,720 NZD
€923 EUR
View
A
Retailer 9
-
$1,769 NZD
£785 GBP
View
A
Retailer 10
-
$2,410 NZD
A$2,090 AUD
View
Retailer 11
-
$2,456 NZD
ZAR 22,362 ZAR
View
Price last confirmed 8 days ago
A
Retailer 12
-
$2,654 NZD
$1,496 USD
View
B+
Retailer 13
-
$2,972 NZD
$1,675 USD
View
B+
Retailer 14
-
$3,002 NZD
$1,692 USD
View
B+
Retailer 15
-
$3,326 NZD
£1,476 GBP
View
B+
Retailer 16
-
$3,684 NZD
SGD 2,806 SGD
View
B+
Retailer 17
-
$3,712 NZD
$2,092 USD
View
B+
Retailer 18
-
$3,749 NZD
$2,113 USD
View
B+
Retailer 19
-
$4,233 NZD
$2,386 USD
View
B
Retailer 20
-
$4,766 NZD
£2,115 GBP
View
Most Expensive
Rare Carat
ISA-CBF56403 · Oct 18
$5,917 NZD
$3,335 USD
View
Price last confirmed 14 days ago
20 more retailers have this diamond
Prices start from $921 NZDSave up to $3,845 NZD

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
$921 NZD