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Cushion|Natural|GIA

1.51ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 2245053874

Certificate GIA 2245053874

Diamond specifications and retailer prices

From €1,929 EUR
As of November 5, 2026
Save €1,731 EUR (47%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,661 EUR at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

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 2245053874. Listed at 12 retailers as of November 5, 2026, with prices from €1,929 to €3,661, a €1,731 spread on the same certified stone. Helzberg Diamonds lists it at €3,661. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2245053874
Dimensions7.40 × 5.82 × 4.04 mm
L/W Ratio1.27
Culet sizeNone
Top View
7.40 mm5.82 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245053874
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 69.4%

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: Nov 5
Current: €3,661 EUR|Low: €1,919 EUR|High: €3,943 EUR|Avg: €2,544 EUR|-7.2%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 6€1,929 EUR
Retailer 2€2,025 EUR
Retailer 8€2,041 EUR
Retailer 4€2,082 EUR
Retailer 5€2,185 EUR
Retailer 12€2,224 EUR
Retailer 3€2,225 EUR
Retailer 10€2,410 EUR
Retailer 7€2,418 EUR
Retailer 11€2,532 EUR
Retailer 9€3,464 EUR
Helzberg Diamonds€3,661 EUR

31 data points across 12 retailers

12 retailers€1,929 EUR to €3,661 EUR

A
Cheapest Retailer
-
€1,929 EUR
A
Retailer 2
-
€2,025 EUR
View
A
Retailer 3
-
€2,041 EUR
View
Retailer 4
-
€2,082 EUR
View
Price last confirmed 10 days ago
A
Retailer 5
-
€2,185 EUR
View
A
Retailer 6
-
€2,224 EUR
View
A
Retailer 7
-
€2,225 EUR
View
A
Retailer 8
-
€2,410 EUR
View
A
Retailer 9
-
€2,418 EUR
View
A
Retailer 10
-
€2,532 EUR
View
B+
Retailer 11
-
€3,464 EUR
View
Most Expensive
B+
Helzberg Diamonds
XZRIIKLGLJONK · Nov 6
€3,661 EUR
$4,087 USD
View
11 more retailers have this diamond
Prices start from €1,929 EURSave up to €1,731 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
€1,929 EUR