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Cushion|Natural|GIA

1.21ct I SI2 Cushion Natural Diamond

ID • I/SI2 • GIA 2557315146

Certificate GIA 2557315146

Diamond specifications and retailer prices

From €1,306 EUR
₹138,929 INR
As of November 1, 2026
Save €1,928 EUR (60%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €3,234 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct natural cushion diamond

This 1.21ct natural cushion sits in the classic one-carat band, graded I 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 2557315146. Listed at 15 retailers as of October 29, 2026, with prices from €1,306 to €3,234, a €1,928 spread on the same certified stone. MOH London lists it at €3,234. 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

1.21
Carat
I
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557315146
Dimensions7.38 × 5.50 × 3.60 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Cavity, Crystal, Indented Natural, Needle, Natural
Top View
7.38 mm5.50 mm1.21 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557315146
Side View
Table 65.0%CrownGirdle: THN-XTKPavilionCulet: NoneDepth 65.4%

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: €3,234 EUR|Low: €1,306 EUR|High: €3,351 EUR|Avg: €1,903 EUR|-3.5%
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
November 2, 2026
Retailer 7€1,306 EUR
Retailer 5€1,444 EUR
Retailer 9€1,488 EUR
Retailer 11€1,670 EUR
Retailer 3€1,694 EUR
Retailer 4€1,701 EUR
Retailer 8€1,815 EUR
Retailer 13€1,836 EUR
Retailer 10€1,867 EUR
Retailer 12€1,960 EUR
Retailer 6€2,014 EUR
Retailer 2€2,131 EUR
MOH London€3,234 EUR

22 data points across 13 retailers

15 retailers€1,306 EUR to €3,234 EUR

A
Cheapest Retailer
-
€1,306 EUR
₹138,929 INR
A
Retailer 2
-
€1,444 EUR
$1,613 USD
View
A
Retailer 3
-
€1,488 EUR
$1,663 USD
View
A
Retailer 4
-
€1,670 EUR
$1,866 USD
View
B+
Retailer 5
-
€1,694 EUR
$1,892 USD
View
Final sale: no returns
A
Retailer 6
-
€1,701 EUR
$1,900 USD
View
A
Retailer 7
-
€1,762 EUR
A$3,028 AUD
View
Retailer 8
-
€1,808 EUR
$2,020 USD
View
Price last confirmed 24 days ago
A
Retailer 9
-
€1,815 EUR
£1,597 GBP
View
A
Retailer 10
-
€1,836 EUR
$2,051 USD
View
A
Retailer 11
-
€1,867 EUR
$2,086 USD
View
B+
Retailer 12
-
€1,960 EUR
$2,189 USD
View
A
Retailer 13
-
€2,014 EUR
£1,772 GBP
View
B+
Retailer 14
-
€2,131 EUR
View
Most Expensive
B
MOH London
89D5D95D6 · Oct 29
€3,234 EUR
£2,845 GBP
View
14 more retailers have this diamond
Prices start from €1,306 EURSave up to €1,928 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
1.21ct Cushion
€1,306 EUR