Emerald|Lab Grown|IGI

4.27ct D VVS1 Emerald Lab Grown Diamond

ID • D/VVS1 • IGI LG839659549

Shape and cutting style on the report: Emerald cut

Certificate IGI LG839659549

Diamond specifications and retailer prices

From £759 GBP
$1,011 USD
As of October 30, 2026
Save £2,630 GBP (78%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £5,223 GBP at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 4.27ct lab-grown emerald diamond

This 4.27ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839659549 or 839659549. Listed at 23 retailers as of October 30, 2026, with a 346% 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

4.27
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle46°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839659549
Dimensions11.19 × 7.76 × 5.06 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.19 mm7.76 mm4.27 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839659549
Side View
Table 67.0%Crown 40°Girdle: Slightly ThickPavilion 46°Culet: LargeDepth 65.2%

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: £3,389 GBP|Low: £759 GBP|High: £4,051 GBP|Avg: £1,863 GBP|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
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Retailer 21
October 30, 2026
Retailer 16£759 GBP
Retailer 9£831 GBP
Retailer 3£855 GBP
Retailer 20£886 GBP
Retailer 14£903 GBP
Retailer 7£1,018 GBP
Retailer 21£1,177 GBP
Retailer 4£1,268 GBP
Retailer 12£1,277 GBP
Retailer 17£1,350 GBP
Retailer 5£1,661 GBP
Retailer 10£1,864 GBP
Retailer 18£1,886 GBP
Retailer 11£1,921 GBP
Retailer 8£2,449 GBP
Retailer 6£2,479 GBP
Retailer 19£3,021 GBP
Retailer 15£3,071 GBP
Retailer 2£3,198 GBP
Retailer 1£3,389 GBP
Retailer 13£4,051 GBP

18 data points across 21 retailers

23 retailers£759 GBP to £3,389 GBP

A
Cheapest Retailer
-
£759 GBP
$1,011 USD
A
Retailer 2
-
£831 GBP
$1,107 USD
View
A
Retailer 3
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£855 GBP
$1,139 USD
View
Final sale: no returns
A
Retailer 4
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£886 GBP
$1,180 USD
View
Retailer 5
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£903 GBP
$1,202 USD
View
Price last confirmed 12 days ago
A
Retailer 6
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£1,018 GBP
$1,355 USD
View
A
Retailer 7
-
£1,177 GBP
$1,568 USD
View
A
Retailer 8
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£1,268 GBP
$1,688 USD
View
A
Retailer 9
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£1,277 GBP
View
A
Retailer 10
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£1,350 GBP
€1,712 EUR
View
A
Retailer 11
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£1,661 GBP
$2,212 USD
View
A
Retailer 12
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£1,864 GBP
$2,482 USD
View
A
Retailer 13
-
£1,886 GBP
ZAR 40,577 ZAR
View
Retailer 14
-
£1,921 GBP
A$3,935 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
£2,449 GBP
View
B+
Retailer 16
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£2,479 GBP
$3,301 USD
View
B+
Retailer 17
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£2,704 GBP
$3,601 USD
View
B+
Retailer 18
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£3,021 GBP
View
B+
Retailer 19
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£3,071 GBP
$4,089 USD
View
B+
Retailer 20
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£3,198 GBP
$4,259 USD
View
B+
Retailer 21
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£3,389 GBP
SGD 6,099 SGD
View
Retailer 22
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£4,051 GBP
$5,395 USD
View
Price last confirmed 11 days ago
Most Expensive
Helzberg Diamonds
ZXZOJPMLPLKP · Oct 13
£5,223 GBP
$6,956 USD
View
Price last confirmed 17 days ago
22 more retailers have this diamond
Prices start from £759 GBPSave up to £2,630 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
4.27ct Emerald
£759 GBP