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Cushion|Natural|GIA

1.21ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 5566549839

Certificate GIA 5566549839

Diamond specifications and retailer prices

From €1,750 EUR
As of November 6, 2026
Save €1,808 EUR (51%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €3,558 EUR at MOH London · As of November 4, 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 5566549839. Listed at 9 retailers as of November 4, 2026, with prices from €1,750 to €3,558, a €1,808 spread on the same certified stone. MOH London lists it at €3,558. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle35.02°
OriginNatural
Grading LabGIA
CertificateGIA 5566549839
Dimensions7.10 × 5.48 × 3.78 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.10 mm5.48 mm1.21 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5566549839
Side View
Table 62.0%Crown 38°Girdle: Very ThickPavilion 35.02°Culet: NoneDepth 69.0%

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 6
Current: €3,558 EUR|Low: €1,644 EUR|High: €3,677 EUR|Avg: €2,190 EUR|-3.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 5€1,750 EUR
Retailer 4€1,803 EUR
Retailer 3€1,841 EUR
Retailer 6€1,962 EUR
Retailer 8€1,997 EUR
Retailer 9€2,077 EUR
Retailer 7€2,120 EUR
Retailer 2€2,168 EUR
MOH London€3,558 EUR

26 data points across 9 retailers

9 retailers€1,750 EUR to €3,558 EUR

A
Cheapest Retailer
-
€1,750 EUR
A
Retailer 2
-
€1,803 EUR
View
B+
Retailer 3
-
€1,841 EUR
View
Final sale: no returns
A
Retailer 4
-
€1,962 EUR
View
B+
Retailer 5
-
€1,997 EUR
View
Retailer 6
-
€2,077 EUR
View
Price last confirmed 9 days ago
B+
Retailer 7
-
€2,120 EUR
View
B+
Retailer 8
-
€2,168 EUR
View
Most Expensive
B
MOH London
D1C81DA73 · Nov 4
€3,558 EUR
£3,128 GBP
View
8 more retailers have this diamond
Prices start from €1,750 EURSave up to €1,808 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
€1,750 EUR