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Cushion|Lab Grown|IGI

1.51ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG598350180

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG598350180

Diamond specifications and retailer prices

From €251 EUR
£222 GBP
As of November 2, 2026
Save €754 EUR (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,005 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG598350180 or 598350180. Listed at 13 retailers as of November 1, 2026, with prices from €251 to €1,005, a €754 spread on the same certified stone. MOH London lists it at €1,005. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598350180
Dimensions7.03 × 6.63 × 4.20 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.03 mm6.63 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598350180
Side View
Table 62.0%Crown 33.4°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 63.3%

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: Nov 2
Current: €1,005 EUR|Low: €251 EUR|High: €1,204 EUR|Avg: €607 EUR|+6.7%
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
November 2, 2026
Retailer 2€251 EUR
Retailer 3€290 EUR
Retailer 9€371 EUR
Retailer 10€392 EUR
Retailer 7€392 EUR
Retailer 4€421 EUR
Retailer 6€501 EUR
Retailer 11€511 EUR
Retailer 5€739 EUR
Retailer 13€797 EUR
Retailer 8€802 EUR
Retailer 12€990 EUR
MOH London€1,005 EUR

21 data points across 13 retailers

13 retailers€251 EUR to €1,005 EUR

A
Cheapest Retailer
-
€251 EUR
£222 GBP
B+
Retailer 2
-
€290 EUR
$325 USD
View
A
Retailer 3
-
€371 EUR
ZAR 6,724 ZAR
View
A
Retailer 4
-
€392 EUR
View
A
Retailer 5
-
€392 EUR
£346 GBP
View
A
Retailer 6
-
€421 EUR
$472 USD
View
A
Retailer 7
-
€501 EUR
A$864 AUD
View
A
Retailer 8
-
€511 EUR
$573 USD
View
B+
Retailer 9
-
€739 EUR
$829 USD
View
B+
Retailer 10
-
€797 EUR
$894 USD
View
B+
Retailer 11
-
€802 EUR
$900 USD
View
B
Retailer 12
-
€990 EUR
$1,110 USD
View
Most Expensive
B
MOH London
LG598350180 · Nov 1
€1,005 EUR
£888 GBP
View
12 more retailers have this diamond
Prices start from €251 EURSave up to €754 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
1.51ct Cushion
€251 EUR