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Cushion|Natural|GIA

1.22ct J SI1 Cushion Natural Diamond

ID • J/SI1 • GIA 6451556054

Certificate GIA 6451556054

Diamond specifications and retailer prices

From €1,052 EUR
$1,175 USD
As of November 1, 2026
Save €542 EUR (34%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €1,593 EUR at Jared · As of October 30, 2026
View at Jared

About this 1.22ct natural cushion diamond

This 1.22ct natural cushion sits in the classic one-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 6451556054. Listed at 5 retailers as of October 30, 2026, with prices from €1,052 to €1,593, a €542 spread on the same certified stone. Jared lists it at €1,593. 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

1.22
Carat
J
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6451556054
Dimensions5.91 × 5.89 × 4.07 mm
L/W Ratio1.00
Top View
5.91 mm5.89 mm1.22 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6451556054
Side View
Table 61.0%CrownGirdle: ThickPavilionCulet: NoneDepth 69.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,593 EUR|Low: €1,052 EUR|High: €8,849 EUR|Avg: €3,454 EUR
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 28, 2026
Retailer 2€1,052 EUR
Retailer 3€1,452 EUR
Retailer 5€1,540 EUR
Retailer 7€1,540 EUR
Jared€1,593 EUR
Retailer 6€8,144 EUR
Retailer 4€8,849 EUR

2 data points across 7 retailers

5 retailers€1,052 EUR to €1,593 EUR

A
Cheapest Retailer
-
€1,052 EUR
$1,175 USD
B+
Retailer 2
-
€1,452 EUR
$1,622 USD
View
B+
Retailer 3
-
€1,540 EUR
$1,720 USD
View
B+
Retailer 4
-
€1,540 EUR
$1,720 USD
View
Most Expensive
B+
Jared
148482693 · Oct 30
€1,593 EUR
$1,780 USD
View
4 more retailers have this diamond
Prices start from €1,052 EURSave up to €542 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
1.22ct Cushion
€1,052 EUR