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Cushion|Lab Grown|IGI

1.55ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG681547897

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG681547897

Diamond specifications and retailer prices

From €238 EUR
As of November 6, 2026
Save €1,455 EUR (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,693 EUR at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

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 LG681547897 or 681547897. Listed at 14 retailers as of November 5, 2026, with prices from €238 to €1,693, a €1,455 spread on the same certified stone. Brilliant Earth lists it at €1,693. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681547897
Dimensions6.77 × 6.63 × 4.37 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.77 mm6.63 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681547897
Side View
Table 62.0%Crown 34.8°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 65.9%

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 6
Current: €1,693 EUR|Low: €193 EUR|High: €1,782 EUR|Avg: €652 EUR|-5.0%
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
Retailer 15
November 6, 2026
Retailer 3€238 EUR
Retailer 4€264 EUR
Retailer 2€341 EUR
Retailer 15€401 EUR
Retailer 9€439 EUR
Retailer 14€456 EUR
Retailer 7€470 EUR
Retailer 10€489 EUR
Retailer 8€557 EUR
Retailer 6€558 EUR
Retailer 12€617 EUR
Retailer 5€905 EUR
Retailer 13€1,059 EUR
Retailer 11€1,132 EUR
Brilliant Earth€1,693 EUR

36 data points across 15 retailers

14 retailers€238 EUR to €1,693 EUR

A
Cheapest Retailer
-
€238 EUR
Final sale: no returns
Retailer 2
-
€264 EUR
View
Price last confirmed 22 days ago
A
Retailer 3
-
€341 EUR
View
A
Retailer 4
-
€401 EUR
View
A
Retailer 5
-
€439 EUR
View
A
Retailer 6
-
€456 EUR
View
A
Retailer 7
-
€489 EUR
View
A
Retailer 8
-
€557 EUR
View
A
Retailer 9
-
€558 EUR
View
A
Retailer 10
-
€617 EUR
View
B+
Retailer 11
-
€905 EUR
View
B
Retailer 12
-
€1,059 EUR
View
B
Retailer 13
-
€1,132 EUR
View
Most Expensive
B
Brilliant Earth
13120819A · Nov 5
€1,693 EUR
$1,890 USD
View
13 more retailers have this diamond
Prices start from €238 EURSave up to €1,455 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
€238 EUR