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Emerald|Lab Grown|IGI

0.51ct D VS1 Emerald Lab Grown Diamond

VG • D/VS1 • IGI LG837659979

Shape and cutting style on the report: Emerald cut

Certificate IGI LG837659979

Diamond specifications and retailer prices

From €84 EUR
$94 USD
As of October 29, 2026
Save €685 EUR (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €770 EUR at MOH London · As of October 25, 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 very-good cut grade and certified by IGI LG837659979 or 837659979. Listed at 18 retailers as of October 25, 2026, with prices from €84 to €770, a €685 spread on the same certified stone. MOH London lists it at €770. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.6°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837659979
Dimensions5.25 × 3.73 × 2.58 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.25 mm3.73 mm0.51 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG837659979
Side View
Table 70.0%Crown 36.6°Girdle: Slightly ThickPavilion 33°Culet: LargeDepth 69.2%

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 29
Current: €770 EUR|Low: €84 EUR|High: €772 EUR|Avg: €282 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
October 30, 2026
Retailer 8€84 EUR
Retailer 4€94 EUR
Retailer 6€111 EUR
Retailer 16€111 EUR
Retailer 15€141 EUR
Retailer 12€189 EUR
Retailer 10€195 EUR
Retailer 2€198 EUR
Retailer 14€201 EUR
Retailer 11€252 EUR
Retailer 17€286 EUR
Retailer 3€312 EUR
Retailer 7€337 EUR
Retailer 13€375 EUR
Retailer 9€389 EUR
Retailer 5€766 EUR
MOH London€770 EUR

16 data points across 17 retailers

18 retailers€84 EUR to €770 EUR

A
Cheapest Retailer
-
€84 EUR
$94 USD
A
Retailer 2
-
€94 EUR
$105 USD
View
Final sale: no returns
A
Retailer 3
-
€111 EUR
$124 USD
View
A
Retailer 4
-
€111 EUR
$124 USD
View
A
Retailer 5
-
€141 EUR
$158 USD
View
A
Retailer 6
-
€189 EUR
ZAR 3,409 ZAR
View
B+
Retailer 7
-
€195 EUR
View
B+
Retailer 8
-
€198 EUR
£174 GBP
View
B+
Retailer 9
-
€201 EUR
$225 USD
View
B+
Retailer 10
-
€252 EUR
£222 GBP
View
B+
Retailer 11
-
€269 EUR
$300 USD
View
B
Retailer 12
-
€286 EUR
$320 USD
View
B+
Retailer 13
-
€312 EUR
$349 USD
View
B
Retailer 14
-
€337 EUR
$376 USD
View
B
Retailer 15
-
€375 EUR
$419 USD
View
B
Retailer 16
-
€389 EUR
$435 USD
View
B
Retailer 17
-
€766 EUR
$856 USD
View
Most Expensive
B
MOH London
LG837659979 · Oct 25
€770 EUR
£677 GBP
View
17 more retailers have this diamond
Prices start from €84 EURSave up to €685 EUR

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 EUR