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Cushion|Natural|GIA

1.54ct J SI1 Cushion Natural Diamond

ID • J/SI1 • GIA 6512596055

Certificate GIA 6512596055

Diamond specifications and retailer prices

From €1,996 EUR
$2,239 USD
As of October 31, 2026
Save €1,909 EUR (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,905 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.54ct natural cushion diamond

This 1.54ct natural cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6512596055. Listed at 14 retailers as of October 29, 2026, with prices from €1,996 to €3,905, a €1,909 spread on the same certified stone. MOH London lists it at €3,905. 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

1.54
Carat
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.68°
OriginNatural
Grading LabGIA
CertificateGIA 6512596055
Dimensions7.57 × 6.25 × 4.22 mm
L/W Ratio1.21
Top View
7.57 mm6.25 mm1.54 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512596055
Side View
Table 62.0%Crown 35.68°Girdle: Very ThickPavilionCulet: NoneDepth 67.6%

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: Oct 31
Current: €3,905 EUR|Low: €1,868 EUR|High: €4,415 EUR|Avg: €2,495 EUR|-11.5%
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
Retailer 14
November 2, 2026
Retailer 4€1,996 EUR
Retailer 11€2,002 EUR
Retailer 12€2,045 EUR
Retailer 2€2,133 EUR
Retailer 13€2,202 EUR
Retailer 14€2,217 EUR
Retailer 10€2,342 EUR
Retailer 7€2,369 EUR
Retailer 8€2,403 EUR
Retailer 3€2,407 EUR
Retailer 9€2,700 EUR
Retailer 6€2,930 EUR
Retailer 5€3,036 EUR
MOH London€3,905 EUR

28 data points across 14 retailers

14 retailers€1,996 EUR to €3,905 EUR

A
Cheapest Retailer
-
€1,996 EUR
$2,239 USD
A
Retailer 2
-
€2,002 EUR
$2,246 USD
View
A
Retailer 3
-
€2,045 EUR
$2,294 USD
View
Final sale: no returns
A
Retailer 4
-
€2,133 EUR
£1,884 GBP
View
A
Retailer 5
-
€2,202 EUR
$2,470 USD
View
A
Retailer 6
-
€2,217 EUR
$2,487 USD
View
A
Retailer 7
-
€2,342 EUR
$2,627 USD
View
A
Retailer 8
-
€2,369 EUR
£2,092 GBP
View
A
Retailer 9
-
€2,403 EUR
$2,695 USD
View
A
Retailer 10
-
€2,407 EUR
$2,700 USD
View
A
Retailer 11
-
€2,700 EUR
ZAR 48,918 ZAR
View
Retailer 12
-
€2,930 EUR
A$5,057 AUD
View
Price last confirmed 25 days ago
Retailer 13
-
€3,389 EUR
$3,801 USD
View
Price last confirmed 67 days ago
Most Expensive
B+
MOH London
9DFD4E605 · Oct 29
€3,905 EUR
£3,449 GBP
View
13 more retailers have this diamond
Prices start from €1,996 EURSave up to €1,909 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
1.54ct Cushion
€1,996 EUR