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Cushion|Lab Grown|IGI

1.54ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG818685633

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG818685633

Diamond specifications and retailer prices

From €443 EUR
$497 USD
As of November 1, 2026
Save €1,322 EUR (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,765 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818685633 or 818685633. Listed at 10 retailers as of October 31, 2026, with prices from €443 to €1,765, a €1,322 spread on the same certified stone. Brilliant Earth lists it at €1,765. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818685633
Dimensions6.69 × 6.62 × 4.41 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.69 mm6.62 mm1.54 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818685633
Side View
Table 61.0%Crown 34.8°Girdle: THK-VTKPavilion 37.8°Culet: NoneDepth 66.6%

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: Nov 1
Current: €1,765 EUR|Low: €421 EUR|High: €1,765 EUR|Avg: €872 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7€443 EUR
Retailer 2€492 EUR
Retailer 4€496 EUR
Retailer 8€569 EUR
Retailer 10€890 EUR
Retailer 5€1,033 EUR
Retailer 9€1,049 EUR
Retailer 3€1,051 EUR
Retailer 6€1,195 EUR
Brilliant Earth€1,765 EUR

41 data points across 10 retailers

10 retailers€443 EUR to €1,765 EUR

A
Cheapest Retailer
-
€443 EUR
$497 USD
A
Retailer 2
-
€492 EUR
£435 GBP
View
A
Retailer 3
-
€496 EUR
View
A
Retailer 4
-
€569 EUR
$638 USD
View
B+
Retailer 5
-
€890 EUR
$998 USD
View
B+
Retailer 6
-
€1,033 EUR
A$1,782 AUD
View
B+
Retailer 7
-
€1,051 EUR
£928 GBP
View
B
Retailer 8
-
€1,071 EUR
$1,201 USD
View
B
Retailer 9
-
€1,195 EUR
$1,340 USD
View
Most Expensive
B
Brilliant Earth
21043815A · Oct 31
€1,765 EUR
$1,980 USD
View
9 more retailers have this diamond
Prices start from €443 EURSave up to €1,322 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
1.54ct Cushion
€443 EUR