Emerald|Lab Grown|IGI

3.78ct E VVS1 Emerald Lab Grown Diamond

EX • E/VVS1 • IGI LG747509184

Shape and cutting style on the report: Emerald cut

Certificate IGI LG747509184

Diamond specifications and retailer prices

From £1,699 GBP
$2,276 USD
As of October 30, 2026
Save £5,286 GBP (76%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £6,985 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

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 LG747509184 or 747509184. Listed at 9 retailers as of October 30, 2026, with prices from £1,699 to £6,985, a £5,286 spread on the same certified stone. Taylor and Hart lists it at £6,985. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747509184
Dimensions10.36 × 7.32 × 5.00 mm
L/W Ratio1.42
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.36 mm7.32 mm3.78 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747509184
Side View
Table 64.0%Crown 34.2°Girdle: STK-THKPavilion 40.4°Culet: LargeDepth 68.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,731 GBP|Low: £1,624 GBP|High: £6,733 GBP|Avg: £3,682 GBP|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 5£1,699 GBP
Retailer 7£1,776 GBP
Retailer 4£2,545 GBP
Retailer 1£2,731 GBP
Retailer 3£3,618 GBP
Retailer 6£4,965 GBP
Retailer 2£5,455 GBP
Retailer 8£6,733 GBP

40 data points across 8 retailers

9 retailers£1,699 GBP to £6,985 GBP

B+
Cheapest Retailer
-
£1,699 GBP
$2,276 USD
B+
Retailer 2
-
£1,776 GBP
$2,380 USD
View
B
Retailer 3
-
£2,545 GBP
$3,410 USD
View
B+
Retailer 4
-
£2,731 GBP
View
Retailer 5
-
£3,618 GBP
A$7,458 AUD
View
Price last confirmed 26 days ago
B
Retailer 6
-
£4,965 GBP
$6,653 USD
View
B
Retailer 7
-
£5,455 GBP
View
B
Retailer 8
-
£6,733 GBP
$9,021 USD
View
Most Expensive
B
Taylor and Hart
UHK9Y9W · Oct 30
£6,985 GBP
$9,359 USD
View
8 more retailers have this diamond
Prices start from £1,699 GBPSave up to £5,286 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.

B+
3.78ct Emerald
£1,699 GBP