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Emerald|Lab Grown|IGI

0.51ct D VS1 Emerald Lab Grown Diamond

ID • D/VS1 • IGI LG844658534

Shape and cutting style on the report: Emerald cut

Certificate IGI LG844658534

Diamond specifications and retailer prices

From £71 GBP
$95 USD
As of October 27, 2026
Save £581 GBP (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £653 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844658534 or 844658534. Listed at 19 retailers as of October 26, 2026, with prices from £71 to £653, a £581 spread on the same certified stone. MOH London lists it at £653. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.9°
Pavilion angle55.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844658534
Dimensions5.47 × 3.78 × 2.38 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.47 mm3.78 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844658534
Side View
Table 73.0%Crown 37.9°Girdle: MediumPavilion 55.3°Culet: LargeDepth 63.0%

Caratlytics Score

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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 27
Current: £653 GBP|Low: £71 GBP|High: £653 GBP|Avg: £232 GBP
MOH London
Retailer 2
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Retailer 12
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Retailer 18
October 29, 2026
Retailer 7£71 GBP
Retailer 18£80 GBP
Retailer 4£94 GBP
Retailer 17£106 GBP
Retailer 16£158 GBP
Retailer 13£164 GBP
Retailer 11£167 GBP
Retailer 6£169 GBP
Retailer 10£184 GBP
Retailer 12£242 GBP
Retailer 2£244 GBP
Retailer 9£251 GBP
Retailer 5£263 GBP
Retailer 3£285 GBP
Retailer 15£318 GBP
Retailer 8£329 GBP
Retailer 14£646 GBP
MOH London£653 GBP

9 data points across 18 retailers

19 retailers£71 GBP to £653 GBP

A
Cheapest Retailer
-
£71 GBP
$95 USD
A
Retailer 2
-
£80 GBP
$106 USD
View
Final sale: no returns
A
Retailer 3
-
£94 GBP
$125 USD
View
A
Retailer 4
-
£106 GBP
HK$1,100 HKD
View
A
Retailer 5
-
£158 GBP
ZAR 3,386 ZAR
View
A
Retailer 6
-
£164 GBP
€208 EUR
View
A
Retailer 7
-
£167 GBP
View
A
Retailer 8
-
£169 GBP
$225 USD
View
B+
Retailer 9
-
£184 GBP
$244 USD
View
B+
Retailer 10
-
£242 GBP
View
B
Retailer 11
-
£244 GBP
$324 USD
View
B
Retailer 12
-
£251 GBP
SGD 451 SGD
View
B+
Retailer 13
-
£263 GBP
$350 USD
View
B
Retailer 14
-
£285 GBP
$379 USD
View
B
Retailer 15
-
£309 GBP
$410 USD
View
B
Retailer 16
-
£318 GBP
$422 USD
View
B
Retailer 17
-
£329 GBP
$438 USD
View
B
Retailer 18
-
£646 GBP
$859 USD
View
Most Expensive
B
MOH London
LG844658534 · Oct 26
£653 GBP
View
18 more retailers have this diamond
Prices start from £71 GBPSave up to £581 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
£71 GBP