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Cushion|Natural|GIA

1.50ct M SI1 Cushion Natural Diamond

M/SI1 • GIA 3555312495

Certificate GIA 3555312495

Diamond specifications and retailer prices

From €1,978 EUR
As of November 6, 2026
Save €1,056 EUR (35%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €3,034 EUR at Cape Diamonds · As of November 5, 2026
View at Cape Diamonds

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included) and certified by GIA 3555312495. Listed at 6 retailers as of November 5, 2026, with prices from €1,978 to €3,034, a €1,056 spread on the same certified stone. Cape Diamonds lists it at €3,034. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
M
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 3555312495
Dimensions7.54 × 5.40 × 3.76 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
7.54 mm5.40 mm1.50 ctM / SI1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 3555312495
Side View
Table 69.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €3,034 EUR|Low: €1,978 EUR|High: €3,269 EUR|Avg: €2,631 EUR|-5.9%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2€1,978 EUR
Retailer 4€2,441 EUR
Retailer 6€2,498 EUR
Retailer 5€2,612 EUR
Retailer 3€2,893 EUR
Cape Diamonds€3,034 EUR

45 data points across 6 retailers

6 retailers€1,978 EUR to €3,034 EUR

B+
Cheapest Retailer
-
€1,978 EUR
B
Retailer 2
-
€2,441 EUR
View
Retailer 3
-
€2,498 EUR
View
Price last confirmed 9 days ago
B
Retailer 4
-
€2,612 EUR
View
B
Retailer 5
-
€2,893 EUR
View
Most Expensive
B
Cape Diamonds
cert_3555312495 · Nov 5
€3,034 EUR
ZAR 54,716 ZAR
View
5 more retailers have this diamond
Prices start from €1,978 EURSave up to €1,056 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.

B+
1.50ct Cushion
€1,978 EUR