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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 €2,004 EUR
$2,239 USD
As of October 31, 2026
Save €1,917 EUR (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,921 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 €2,004 to €3,921, a €1,917 spread on the same certified stone. MOH London lists it at €3,921. 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
Color
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

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: Oct 31
Current: €3,921 EUR|Low: €1,875 EUR|High: €4,432 EUR|Avg: €2,505 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€2,004 EUR
Retailer 11€2,010 EUR
Retailer 12€2,053 EUR
Retailer 7€2,148 EUR
Retailer 13€2,211 EUR
Retailer 14€2,226 EUR
Retailer 10€2,351 EUR
Retailer 2€2,379 EUR
Retailer 8€2,412 EUR
Retailer 3€2,417 EUR
Retailer 9€2,710 EUR
Retailer 6€2,942 EUR
Retailer 5€3,048 EUR
MOH London€3,921 EUR

28 data points across 14 retailers

14 retailers€2,004 EUR to €3,921 EUR

A
Cheapest Retailer
-
€2,004 EUR
$2,239 USD
A
Retailer 2
-
€2,010 EUR
$2,246 USD
View
A
Retailer 3
-
€2,053 EUR
$2,294 USD
View
Final sale: no returns
A
Retailer 4
-
€2,148 EUR
£1,890 GBP
View
A
Retailer 5
-
€2,211 EUR
$2,470 USD
View
A
Retailer 6
-
€2,226 EUR
$2,487 USD
View
A
Retailer 7
-
€2,351 EUR
$2,627 USD
View
A
Retailer 8
-
€2,379 EUR
£2,092 GBP
View
A
Retailer 9
-
€2,412 EUR
$2,695 USD
View
A
Retailer 10
-
€2,417 EUR
$2,700 USD
View
A
Retailer 11
-
€2,710 EUR
ZAR 48,918 ZAR
View
Retailer 12
-
€2,942 EUR
A$5,057 AUD
View
Price last confirmed 25 days ago
Retailer 13
-
€3,402 EUR
$3,801 USD
View
Price last confirmed 66 days ago
Most Expensive
B+
MOH London
9DFD4E605 · Oct 29
€3,921 EUR
£3,449 GBP
View
13 more retailers have this diamond
Prices start from €2,004 EURSave up to €1,917 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
€2,004 EUR