Cushion|Lab Grown|IGI

1.54ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG830608389

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

Certificate IGI LG830608389

Diamond specifications and retailer prices

From €278 EUR
£244 GBP
As of October 30, 2026
Save €1,459 EUR (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,736 EUR at Brilliant Earth · As of October 30, 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 LG830608389 or 830608389. Listed at 14 retailers as of October 30, 2026, with prices from €278 to €1,736, a €1,459 spread on the same certified stone. Brilliant Earth lists it at €1,736. 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 angle36.5°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830608389
Dimensions6.79 × 6.57 × 4.39 mm
L/W Ratio1.03
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
6.79 mm6.57 mm1.54 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830608389
Side View
Table 63.0%Crown 36.5°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 66.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €1,736 EUR|Low: €271 EUR|High: €1,736 EUR|Avg: €708 EUR|+1.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 12€278 EUR
Retailer 10€281 EUR
Retailer 3€419 EUR
Retailer 5€437 EUR
Retailer 9€443 EUR
Retailer 2€495 EUR
Retailer 7€570 EUR
Retailer 6€638 EUR
Retailer 13€888 EUR
Retailer 4€1,025 EUR
Retailer 14€1,030 EUR
Retailer 8€1,064 EUR
Retailer 11€1,171 EUR
Brilliant Earth€1,736 EUR

17 data points across 14 retailers

14 retailers€278 EUR to €1,736 EUR

A
Cheapest Retailer
-
€278 EUR
£244 GBP
A
Retailer 2
-
€281 EUR
$314 USD
View
Final sale: no returns
A
Retailer 3
-
€419 EUR
View
A
Retailer 4
-
€437 EUR
ZAR 7,892 ZAR
View
A
Retailer 5
-
€443 EUR
$495 USD
View
A
Retailer 6
-
€495 EUR
£435 GBP
View
A
Retailer 7
-
€570 EUR
$637 USD
View
Retailer 8
-
€638 EUR
A$1,097 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
€888 EUR
$992 USD
View
B+
Retailer 10
-
€1,025 EUR
£902 GBP
View
B
Retailer 11
-
€1,030 EUR
A$1,771 AUD
View
B+
Retailer 12
-
€1,064 EUR
$1,189 USD
View
B
Retailer 13
-
€1,171 EUR
$1,308 USD
View
Most Expensive
B
Brilliant Earth
21141136A · Oct 30
€1,736 EUR
$1,940 USD
View
13 more retailers have this diamond
Prices start from €278 EURSave up to €1,459 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
€278 EUR