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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 €252 EUR
£222 GBP
As of November 1, 2026
Save €757 EUR (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,009 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 €252 to €1,009, a €757 spread on the same certified stone. MOH London lists it at €1,009. 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
Color
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 1
Current: €1,009 EUR|Low: €252 EUR|High: €1,208 EUR|Avg: €610 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 1, 2026
Retailer 7€252 EUR
Retailer 13€291 EUR
Retailer 6€373 EUR
Retailer 8€391 EUR
Retailer 9€394 EUR
Retailer 3€422 EUR
Retailer 10€513 EUR
Retailer 5€545 EUR
Retailer 4€742 EUR
Retailer 12€800 EUR
Retailer 2€806 EUR
Retailer 11€994 EUR
MOH London€1,009 EUR

20 data points across 13 retailers

13 retailers€252 EUR to €1,009 EUR

A
Cheapest Retailer
-
€252 EUR
£222 GBP
B+
Retailer 2
-
€291 EUR
$325 USD
View
A
Retailer 3
-
€373 EUR
ZAR 6,724 ZAR
View
A
Retailer 4
-
€391 EUR
£344 GBP
View
A
Retailer 5
-
€394 EUR
View
A
Retailer 6
-
€422 EUR
$472 USD
View
A
Retailer 7
-
€513 EUR
$573 USD
View
A
Retailer 8
-
€545 EUR
A$937 AUD
View
B+
Retailer 9
-
€742 EUR
$829 USD
View
B+
Retailer 10
-
€800 EUR
$894 USD
View
B+
Retailer 11
-
€806 EUR
$900 USD
View
B
Retailer 12
-
€994 EUR
$1,110 USD
View
Most Expensive
B
MOH London
LG598350180 · Nov 1
€1,009 EUR
£888 GBP
View
12 more retailers have this diamond
Prices start from €252 EURSave up to €757 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
€252 EUR