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Emerald|Lab Grown|IGI

3.78ct E VVS1 Emerald Lab Grown Diamond

ID • E/VVS1 • IGI LG847646091

Shape and cutting style on the report: Emerald cut

Certificate IGI LG847646091

Diamond specifications and retailer prices

From £523 GBP
$701 USD
As of October 27, 2026
Save £4,126 GBP (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,650 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.78ct lab-grown emerald diamond

This 3.78ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847646091 or 847646091. Listed at 20 retailers as of October 27, 2026, with prices from £523 to £4,650, a £4,126 spread on the same certified stone. Brilliant Earth lists it at £4,650. 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

3.78
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847646091
Dimensions10.48 × 7.20 × 4.98 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.48 mm7.20 mm3.78 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847646091
Side View
Table 62.0%Crown 36.2°Girdle: Slightly ThickPavilion 42.3°Culet: LargeDepth 69.2%

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 27
Current: £735 GBP|Low: £523 GBP|High: £2,495 GBP|Avg: £1,376 GBP|-3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
October 31, 2026
Retailer 7£523 GBP
Retailer 10£578 GBP
Retailer 5£583 GBP
Retailer 8£617 GBP
Retailer 1£735 GBP
Retailer 15£866 GBP
Retailer 14£908 GBP
Retailer 18£940 GBP
Retailer 16£969 GBP
Retailer 2£1,404 GBP
Retailer 11£1,426 GBP
Retailer 13£1,489 GBP
Retailer 9£1,734 GBP
Retailer 3£1,967 GBP
Retailer 17£1,999 GBP
Retailer 12£2,027 GBP
Retailer 6£2,085 GBP
Retailer 4£2,154 GBP
Retailer 19£2,388 GBP

11 data points across 19 retailers

20 retailers£523 GBP to £4,650 GBP

A
Cheapest Retailer
-
£523 GBP
$701 USD
A
Retailer 2
-
£578 GBP
$775 USD
View
A
Retailer 3
-
£583 GBP
$781 USD
View
Final sale: no returns
A
Retailer 4
-
£617 GBP
$827 USD
View
A
Retailer 5
-
£735 GBP
$985 USD
View
A
Retailer 6
-
£866 GBP
$1,160 USD
View
A
Retailer 7
-
£908 GBP
$1,217 USD
View
A
Retailer 8
-
£940 GBP
€1,200 EUR
View
A
Retailer 9
-
£969 GBP
View
A
Retailer 10
-
£1,404 GBP
ZAR 30,387 ZAR
View
Retailer 11
-
£1,426 GBP
A$2,939 AUD
View
Price last confirmed 10 days ago
A
Retailer 12
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£1,489 GBP
$1,995 USD
View
B+
Retailer 13
-
£1,734 GBP
$2,324 USD
View
B+
Retailer 14
-
£1,967 GBP
$2,635 USD
View
B+
Retailer 15
-
£1,999 GBP
$2,678 USD
View
B+
Retailer 16
-
£2,027 GBP
SGD 3,670 SGD
View
B+
Retailer 17
-
£2,085 GBP
$2,793 USD
View
B+
Retailer 18
-
£2,154 GBP
$2,886 USD
View
B+
Retailer 19
-
£2,388 GBP
View
Most Expensive
B
Brilliant Earth
22300089A · Oct 29
£4,650 GBP
$6,230 USD
View
19 more retailers have this diamond
Prices start from £523 GBPSave up to £4,126 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
3.78ct Emerald
£523 GBP