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Emerald|Lab Grown|IGI

0.51ct E VS1 Emerald Lab Grown Diamond

ID • E/VS1 • IGI LG763634415

Shape and cutting style on the report: Emerald cut

Certificate IGI LG763634415

Diamond specifications and retailer prices

From £84 GBP
$111 USD
As of October 27, 2026
Save £602 GBP (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £868 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown emerald diamond

This 0.51ct lab-grown emerald sits in the half to three-quarter carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG763634415 or 763634415. Listed at 21 retailers as of October 27, 2026, with a 720% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.8°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763634415
Dimensions5.15 × 4.06 × 2.63 mm
L/W Ratio1.27
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.15 mm4.06 mm0.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG763634415
Side View
Table 67.0%Crown 32.8°Girdle: MED-STKPavilion 42.9°Culet: LargeDepth 64.8%

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: £868 GBP|Low: £81 GBP|High: £876 GBP|Avg: £242 GBP|-0.9%
MOH London
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 29, 2026
Retailer 17£84 GBP
Retailer 7£93 GBP
Retailer 14£97 GBP
Retailer 13£111 GBP
Retailer 16£111 GBP
Retailer 9£143 GBP
Retailer 3£169 GBP
Retailer 11£187 GBP
Retailer 12£189 GBP
Retailer 2£208 GBP
Retailer 6£226 GBP
Retailer 5£249 GBP
Retailer 10£251 GBP
Retailer 4£312 GBP
Retailer 15£333 GBP
Retailer 8£551 GBP
MOH London£868 GBP

42 data points across 17 retailers

21 retailers£84 GBP to £685 GBP

A
Cheapest Retailer
-
£84 GBP
$111 USD
A
Retailer 2
-
£93 GBP
$123 USD
View
Final sale: no returns
A
Retailer 3
-
£97 GBP
$129 USD
View
A
Retailer 4
-
£111 GBP
$147 USD
View
A
Retailer 5
-
£111 GBP
$147 USD
View
A
Retailer 6
-
£125 GBP
HK$1,300 HKD
View
A
Retailer 7
-
£143 GBP
$190 USD
View
A
Retailer 8
-
£169 GBP
$225 USD
View
B+
Retailer 9
-
£187 GBP
ZAR 4,024 ZAR
View
B+
Retailer 10
-
£189 GBP
€239 EUR
View
B+
Retailer 11
-
£208 GBP
View
B+
Retailer 12
-
£226 GBP
$300 USD
View
Price last confirmed 20 days ago
B
Retailer 13
-
£249 GBP
$331 USD
View
B+
Retailer 14
-
£251 GBP
View
B
Retailer 15
-
£295 GBP
SGD 530 SGD
View
B
Retailer 16
-
£312 GBP
$414 USD
View
B
Retailer 17
-
£333 GBP
$443 USD
View
B
Retailer 18
-
£377 GBP
$501 USD
View
B
Retailer 19
-
£551 GBP
View
Price last confirmed 11 days ago
B
Retailer 20
-
£685 GBP
$910 USD
View
Most Expensive
B
MOH London
LG763634415 · Oct 26
£868 GBP
View
Price under review
20 more retailers have this diamond
Prices start from £84 GBPSave up to £602 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
0.51ct Emerald
£84 GBP