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Cushion|Natural|GIA

1.22ct D SI2 Cushion Natural Diamond

ID • D/SI2 • GIA 2547458570

Certificate GIA 2547458570

Diamond specifications and retailer prices

From €2,223 EUR
HK$19,400 HKD
As of November 1, 2026
Save €973 EUR (30%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €3,195 EUR at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.22ct natural cushion diamond

This 1.22ct natural cushion sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547458570. Listed at 5 retailers as of October 31, 2026, with prices from €2,223 to €3,195, a €973 spread on the same certified stone. Blue Nile lists it at €3,195. 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
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2547458570
Dimensions6.48 × 6.10 × 4.06 mm
L/W Ratio1.06
Top View
6.48 mm6.10 mm1.22 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547458570
Side View
Table 63.0%CrownGirdle: ThickPavilionCulet: NoneDepth 66.6%

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: €3,195 EUR|Low: €2,211 EUR|High: €3,340 EUR|Avg: €2,903 EUR|-2.0%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 2€2,223 EUR
Retailer 4€2,643 EUR
Retailer 5€2,680 EUR
Retailer 3€3,133 EUR
Blue Nile€3,195 EUR
Retailer 6€3,340 EUR

9 data points across 6 retailers

5 retailers€2,223 EUR to €3,195 EUR

A
Cheapest Retailer
-
€2,223 EUR
HK$19,400 HKD
B+
Retailer 2
-
€2,643 EUR
SGD 3,990 SGD
View
B+
Retailer 3
-
€2,680 EUR
$2,994 USD
View
B+
Retailer 4
-
€3,133 EUR
$3,500 USD
View
Most Expensive
B
Blue Nile
28415799 · Oct 31
€3,195 EUR
$3,570 USD
View
4 more retailers have this diamond
Prices start from €2,223 EURSave up to €973 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
€2,223 EUR