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Cushion|Natural|GIA

1.51ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 6552502605

Certificate GIA 6552502605

Diamond specifications and retailer prices

From €4,127 EUR
As of November 5, 2026
Save €4,132 EUR (50%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €8,259 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552502605. Listed at 9 retailers as of November 4, 2026, with prices from €4,127 to €8,259, a €4,132 spread on the same certified stone. MOH London lists it at €8,259. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle35.5°
OriginNatural
Grading LabGIA
CertificateGIA 6552502605
Dimensions7.67 × 5.92 × 4.09 mm
L/W Ratio1.30
Key to symbols
Twinning Wisp, Crystal, Cloud, Feather, Needle
Top View
7.67 mm5.92 mm1.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552502605
Side View
Table 60.0%CrownGirdle: STK-VTKPavilion 35.5°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
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 5
Current: €8,259 EUR|Low: €4,127 EUR|High: €9,049 EUR|Avg: €5,868 EUR|-7.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4€4,127 EUR
Retailer 8€4,818 EUR
Retailer 6€4,997 EUR
Retailer 2€5,267 EUR
Retailer 7€5,309 EUR
Retailer 5€5,900 EUR
Retailer 3€6,121 EUR
MOH London€8,259 EUR

43 data points across 8 retailers

9 retailers€4,127 EUR to €8,259 EUR

A
Cheapest Retailer
-
€4,127 EUR
Retailer 2
-
€4,818 EUR
View
Price last confirmed 10 days ago
A
Retailer 3
-
€4,997 EUR
View
A
Retailer 4
-
€5,267 EUR
View
A
Retailer 5
-
€5,309 EUR
View
Final sale: no returns
B+
Retailer 6
-
€5,900 EUR
View
B+
Retailer 7
-
€5,925 EUR
View
B+
Retailer 8
-
€6,121 EUR
View
Most Expensive
B+
MOH London
41AAB6EEF · Nov 4
€8,259 EUR
£7,261 GBP
View
8 more retailers have this diamond
Prices start from €4,127 EURSave up to €4,132 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
1.51ct Cushion
€4,127 EUR