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Cushion|Lab Grown|IGI

1.55ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG771663230

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

Certificate IGI LG771663230

Diamond specifications and retailer prices

From €312 EUR
As of November 3, 2026
Save €777 EUR (71%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,088 EUR at Brilliance · As of November 4, 2026
View at Brilliance

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG771663230 or 771663230. Listed at 14 retailers as of November 3, 2026, with prices from €312 to €1,088, a €777 spread on the same certified stone. Brilliance lists it at €1,088. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771663230
Dimensions6.64 × 6.57 × 4.46 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.64 mm6.57 mm1.55 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771663230
Side View
Table 64.0%Crown 36.3°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 67.9%

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 3
Current: €1,088 EUR|Low: €242 EUR|High: €1,103 EUR|Avg: €603 EUR|+12.3%
Brilliance
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
Retailer 15
November 4, 2026
Retailer 15€242 EUR
Retailer 7€268 EUR
Retailer 8€312 EUR
Retailer 12€443 EUR
Retailer 14€451 EUR
Retailer 10€461 EUR
Retailer 3€485 EUR
Retailer 2€502 EUR
Retailer 4€561 EUR
Retailer 13€623 EUR
Retailer 9€681 EUR
Retailer 5€820 EUR
Retailer 6€906 EUR
Retailer 11€1,072 EUR
Brilliance€1,088 EUR

30 data points across 15 retailers

14 retailers€312 EUR to €1,088 EUR

Retailer 1
-
€268 EUR
Price last confirmed 26 days ago
A
Retailer 2
-
€312 EUR
View
A
Retailer 3
-
€443 EUR
View
A
Retailer 4
-
€451 EUR
View
A
Retailer 5
-
€461 EUR
View
A
Retailer 6
-
€485 EUR
View
A
Retailer 7
-
€502 EUR
View
A
Retailer 8
-
€561 EUR
View
Retailer 9
-
€623 EUR
View
Price last confirmed 11 days ago
B+
Retailer 10
-
€681 EUR
View
B+
Retailer 11
-
€820 EUR
View
B+
Retailer 12
-
€906 EUR
View
B
Retailer 13
-
€1,072 EUR
View
Most Expensive
B
Brilliance
D38742542 · Nov 4
€1,088 EUR
$1,215 USD
View
13 more retailers have this diamond
Prices start from €312 EURSave up to €777 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
1.55ct Cushion
€312 EUR