Emerald|Lab Grown|IGI

9.51ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG741521791

Shape and cutting style on the report: Emerald cut

Certificate IGI LG741521791

Diamond specifications and retailer prices

From £781 GBP
$1,047 USD
As of October 27, 2026
Save £5,361 GBP (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £6,142 GBP at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 9.51ct lab-grown emerald diamond

This 9.51ct lab-grown emerald sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG741521791 or 741521791. Listed at 21 retailers as of October 26, 2026, with prices from £781 to £6,142, a £5,361 spread on the same certified stone. Brilliant Earth lists it at £6,142. 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

9.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741521791
Dimensions14.76 × 9.96 × 6.28 mm
L/W Ratio1.48
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.76 mm9.96 mm9.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741521791
Side View
Table 72.0%Crown 34.2°Girdle: MediumPavilion 43°Culet: LNGDepth 63.1%

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 27
Current: £6,142 GBP|Low: £750 GBP|High: £6,142 GBP|Avg: £1,797 GBP
Brilliant Earth
Retailer 2
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October 27, 2026
Retailer 19£781 GBP
Retailer 7£850 GBP
Retailer 9£875 GBP
Retailer 3£907 GBP
Retailer 6£907 GBP
Retailer 14£1,037 GBP
Retailer 8£1,294 GBP
Retailer 13£1,297 GBP
Retailer 12£1,305 GBP
Retailer 16£1,390 GBP
Retailer 2£1,509 GBP
Retailer 5£1,699 GBP
Retailer 17£1,740 GBP
Retailer 11£2,217 GBP
Retailer 10£2,502 GBP
Retailer 4£2,811 GBP
Retailer 18£3,039 GBP
Retailer 15£3,079 GBP
Brilliant Earth£6,142 GBP

40 data points across 19 retailers

21 retailers£781 GBP to £6,142 GBP

A
Cheapest Retailer
-
£781 GBP
$1,047 USD
Retailer 2
-
£850 GBP
$1,139 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
£907 GBP
$1,215 USD
View
Retailer 4
-
£907 GBP
$1,215 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
£1,037 GBP
$1,390 USD
View
A
Retailer 6
-
£1,294 GBP
$1,734 USD
View
B+
Retailer 7
-
£1,297 GBP
$1,738 USD
View
A
Retailer 8
-
£1,305 GBP
View
Retailer 9
-
£1,390 GBP
ZAR 30,093 ZAR
View
Price last confirmed 7 days ago
A
Retailer 10
-
£1,509 GBP
€1,925 EUR
View
A
Retailer 11
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£1,699 GBP
$2,277 USD
View
A
Retailer 12
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£1,740 GBP
$2,331 USD
View
B+
Retailer 13
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£2,217 GBP
$2,971 USD
View
B+
Retailer 14
-
£2,502 GBP
View
B+
Retailer 15
-
£2,773 GBP
$3,716 USD
View
B
Retailer 16
-
£2,811 GBP
$3,766 USD
View
B+
Retailer 17
-
£3,039 GBP
SGD 5,502 SGD
View
B+
Retailer 18
-
£3,079 GBP
View
B+
Retailer 19
-
£3,165 GBP
$4,240 USD
View
B
Retailer 20
-
£3,886 GBP
$5,207 USD
View
Most Expensive
B
Brilliant Earth
18478414A · Oct 26
£6,142 GBP
$8,230 USD
View
20 more retailers have this diamond
Prices start from £781 GBPSave up to £5,361 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
9.51ct Emerald
£781 GBP