Emerald|Lab Grown|IGI

3.90ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG813673264

Shape and cutting style on the report: Emerald cut

Certificate IGI LG813673264

Diamond specifications and retailer prices

From £408 GBP
$547 USD
As of October 29, 2026
Save £2,614 GBP (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £4,379 GBP at Queensmith · As of October 16, 2026
View at Queensmith

About this 3.9ct lab-grown emerald diamond

This 3.9ct 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 LG813673264 or 813673264. Listed at 24 retailers as of October 29, 2026, with a 640% 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

3.90
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle43.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813673264
Dimensions11.11 × 7.37 × 4.88 mm
L/W Ratio1.51
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.11 mm7.37 mm3.90 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813673264
Side View
Table 68.0%Crown 38.4°Girdle: MediumPavilion 43.5°Culet: LargeDepth 66.2%

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: Oct 29
Current: £721 GBP|Low: £392 GBP|High: £3,120 GBP|Avg: £1,273 GBP|-5.5%
Retailer 1
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
October 31, 2026
Retailer 16£408 GBP
Retailer 3£478 GBP
Retailer 11£541 GBP
Retailer 9£582 GBP
Retailer 17£664 GBP
Retailer 1£721 GBP
Retailer 15£918 GBP
Retailer 18£943 GBP
Retailer 13£993 GBP
Retailer 6£1,233 GBP
Retailer 10£1,380 GBP
Retailer 8£1,419 GBP
Retailer 14£1,527 GBP
Retailer 5£1,533 GBP
Retailer 2£1,598 GBP
Retailer 12£1,681 GBP
Retailer 4£2,459 GBP
Retailer 7£3,023 GBP

34 data points across 18 retailers

24 retailers£408 GBP to £3,023 GBP

Retailer 1
-
£337 GBP
$451 USD
Price last confirmed 23 days ago
A
Retailer 2
-
£408 GBP
$547 USD
View
Final sale: no returns
Retailer 3
-
£417 GBP
$559 USD
View
Price last confirmed 24 days ago
Retailer 4
-
£462 GBP
$619 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
£478 GBP
HK$5,000 HKD
View
A
Retailer 6
-
£541 GBP
$725 USD
View
B+
Retailer 7
-
£582 GBP
$780 USD
View
A
Retailer 8
-
£664 GBP
€847 EUR
View
A
Retailer 9
-
£721 GBP
View
A
Retailer 10
-
£918 GBP
A$1,892 AUD
View
A
Retailer 11
-
£943 GBP
ZAR 20,418 ZAR
View
A
Retailer 12
-
£993 GBP
$1,330 USD
View
Retailer 13
-
£1,214 GBP
$1,627 USD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
£1,233 GBP
$1,652 USD
View
Retailer 15
-
£1,342 GBP
View
Price last confirmed 24 days ago
B+
Retailer 16
-
£1,380 GBP
SGD 2,499 SGD
View
B+
Retailer 17
-
£1,419 GBP
$1,901 USD
View
B+
Retailer 18
-
£1,527 GBP
$2,046 USD
View
B+
Retailer 19
-
£1,533 GBP
$2,054 USD
View
B+
Retailer 20
-
£1,598 GBP
View
B+
Retailer 21
-
£1,681 GBP
A$3,465 AUD
View
Retailer 22
-
£2,459 GBP
$3,295 USD
View
Price last confirmed 12 days ago
B
Retailer 23
-
£3,023 GBP
$4,050 USD
View
Most Expensive
Queensmith
LG813673264 · Oct 16
£4,379 GBP
View
Price last confirmed 14 days ago
23 more retailers have this diamond
Prices start from £408 GBPSave up to £2,614 GBP

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
3.90ct Emerald
£408 GBP