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Cushion|Natural|GIA

1.51ct J SI2 Cushion Natural Diamond

ID • J/SI2 • GIA 5566322875

Certificate GIA 5566322875

Diamond specifications and retailer prices

From €1,407 EUR
$1,572 USD
As of November 2, 2026
Save €1,541 EUR (52%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,948 EUR at MOH London · As of November 1, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5566322875. Listed at 12 retailers as of November 1, 2026, with prices from €1,407 to €2,948, a €1,541 spread on the same certified stone. MOH London lists it at €2,948. 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
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5566322875
Dimensions7.81 × 5.89 × 4.02 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Indented Natural, Needle
Top View
7.81 mm5.89 mm1.51 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5566322875
Side View
Table 63.0%CrownGirdle: MED-XTKPavilionCulet: NoneDepth 68.3%

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 2
Current: €2,948 EUR|Low: €1,385 EUR|High: €3,609 EUR|Avg: €1,854 EUR|-18.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 13€1,407 EUR
Retailer 7€1,455 EUR
Retailer 11€1,521 EUR
Retailer 6€1,524 EUR
Retailer 8€1,570 EUR
Retailer 12€1,589 EUR
Retailer 3€1,618 EUR
Retailer 2€1,663 EUR
Retailer 9€1,690 EUR
Retailer 10€1,736 EUR
Retailer 4€1,960 EUR
Retailer 5€2,106 EUR
MOH London€2,948 EUR

33 data points across 13 retailers

12 retailers€1,407 EUR to €2,948 EUR

A
Cheapest Retailer
-
€1,407 EUR
$1,572 USD
Final sale: no returns
A
Retailer 2
-
€1,455 EUR
$1,625 USD
View
A
Retailer 3
-
€1,521 EUR
$1,699 USD
View
A
Retailer 4
-
€1,524 EUR
$1,703 USD
View
A
Retailer 5
-
€1,570 EUR
$1,754 USD
View
A
Retailer 6
-
€1,589 EUR
$1,775 USD
View
A
Retailer 7
-
€1,618 EUR
$1,808 USD
View
A
Retailer 8
-
€1,663 EUR
£1,463 GBP
View
A
Retailer 9
-
€1,690 EUR
$1,888 USD
View
A
Retailer 10
-
€1,736 EUR
$1,940 USD
View
Retailer 11
-
€1,960 EUR
$2,190 USD
View
Price last confirmed 17 days ago
Most Expensive
B+
MOH London
68DC9EAEF · Nov 1
€2,948 EUR
£2,593 GBP
View
11 more retailers have this diamond
Prices start from €1,407 EURSave up to €1,541 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
€1,407 EUR