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Emerald|Lab Grown|IGI

9.51ct G VS1 Emerald Lab Grown Diamond

EX • G/VS1 • IGI LG831650828

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831650828

Diamond specifications and retailer prices

From £844 GBP
$1,131 USD
As of October 30, 2026
Save £3,062 GBP (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,906 GBP at Adiamor · As of October 31, 2026
View at Adiamor

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 LG831650828 or 831650828. Listed at 19 retailers as of October 30, 2026, with prices from £844 to £3,906, a £3,062 spread on the same certified stone. Adiamor lists it at £3,906. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831650828
Dimensions14.35 × 10.07 × 6.62 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.35 mm10.07 mm9.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831650828
Side View
Table 69.0%Crown 33.4°Girdle: Slightly ThickPavilion 42.1°Culet: LargeDepth 65.7%

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 30
Current: £3,906 GBP|Low: £811 GBP|High: £3,906 GBP|Avg: £2,101 GBP
Adiamor
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
October 31, 2026
Retailer 17£844 GBP
Retailer 3£979 GBP
Retailer 10£1,108 GBP
Retailer 9£1,156 GBP
Retailer 14£1,402 GBP
Retailer 2£1,419 GBP
Retailer 13£1,516 GBP
Retailer 11£1,534 GBP
Retailer 15£1,813 GBP
Retailer 16£1,819 GBP
Retailer 5£1,835 GBP
Retailer 7£2,707 GBP
Retailer 4£2,835 GBP
Retailer 12£3,163 GBP
Retailer 6£3,347 GBP
Retailer 8£3,426 GBP
Adiamor£3,906 GBP

42 data points across 17 retailers

19 retailers£844 GBP to £3,906 GBP

A
Cheapest Retailer
-
£844 GBP
$1,131 USD
Retailer 2
-
£966 GBP
$1,294 USD
View
Price last confirmed 39 days ago
Retailer 3
-
£979 GBP
$1,312 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
£979 GBP
$1,312 USD
View
A
Retailer 5
-
£1,108 GBP
$1,485 USD
View
A
Retailer 6
-
£1,156 GBP
HK$12,100 HKD
View
B+
Retailer 7
-
£1,402 GBP
$1,878 USD
View
A
Retailer 8
-
£1,419 GBP
View
A
Retailer 9
-
£1,516 GBP
ZAR 32,808 ZAR
View
A
Retailer 10
-
£1,534 GBP
€1,958 EUR
View
Retailer 11
-
£1,813 GBP
A$3,737 AUD
View
Price last confirmed 9 days ago
A
Retailer 12
-
£1,819 GBP
$2,437 USD
View
A
Retailer 13
-
£1,835 GBP
$2,459 USD
View
B+
Retailer 14
-
£2,707 GBP
View
B+
Retailer 15
-
£2,835 GBP
$3,798 USD
View
B+
Retailer 16
-
£3,163 GBP
View
B
Retailer 17
-
£3,347 GBP
SGD 6,060 SGD
View
B
Retailer 18
-
£3,426 GBP
$4,590 USD
View
Most Expensive
B
Adiamor
D-81970521 · Oct 31
£3,906 GBP
$5,234 USD
View
18 more retailers have this diamond
Prices start from £844 GBPSave up to £3,062 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
£844 GBP