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Cushion|Natural|GIA

1.01ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 6552450117

Certificate GIA 6552450117

Diamond specifications and retailer prices

From €1,123 EUR
As of November 6, 2026
Save €1,369 EUR (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,492 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.01ct natural cushion diamond

This 1.01ct natural cushion sits in the classic one-carat band, graded I 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 6552450117. Listed at 21 retailers as of November 4, 2026, with prices from €1,123 to €2,492, a €1,369 spread on the same certified stone. MOH London lists it at €2,492. 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

1.01
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.31°
Pavilion angle55.2°
OriginNatural
Grading LabGIA
CertificateGIA 6552450117
Dimensions6.21 × 5.46 × 3.79 mm
L/W Ratio1.14
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.21 mm5.46 mm1.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552450117
Side View
Table 64.0%Crown 41.31°Girdle: THN-THKPavilion 55.2°Culet: NoneDepth 69.5%

Caratlytics Score

How it works →
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 6
Current: €2,492 EUR|Low: €1,123 EUR|High: €2,512 EUR|Avg: €1,566 EUR|-0.8%
MOH London
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 12€1,123 EUR
Retailer 2€1,124 EUR
Retailer 3€1,261 EUR
Retailer 9€1,367 EUR
Retailer 5€1,383 EUR
Retailer 4€1,500 EUR
Retailer 11€1,533 EUR
Retailer 7€1,560 EUR
Retailer 8€1,582 EUR
Retailer 10€1,740 EUR
Retailer 6€1,937 EUR
MOH London€2,492 EUR

25 data points across 12 retailers

21 retailers€1,123 EUR to €2,492 EUR

A
Cheapest Retailer
-
€1,123 EUR
A
Retailer 2
-
€1,124 EUR
View
A
Retailer 3
-
€1,261 EUR
View
A
Retailer 4
-
€1,309 EUR
View
A
Retailer 5
-
€1,316 EUR
View
Final sale: no returns
A
Retailer 6
-
€1,322 EUR
View
A
Retailer 7
-
€1,367 EUR
View
A
Retailer 8
-
€1,383 EUR
View
Retailer 9
-
€1,426 EUR
View
Price last confirmed 9 days ago
B+
Retailer 10
-
€1,500 EUR
View
A
Retailer 11
-
€1,533 EUR
View
A
Retailer 12
-
€1,548 EUR
View
A
Retailer 13
-
€1,560 EUR
View
A
Retailer 14
-
€1,574 EUR
View
A
Retailer 15
-
€1,582 EUR
View
B+
Retailer 16
-
€1,740 EUR
View
Retailer 17
-
€1,860 EUR
View
Price last confirmed 33 days ago
B+
Retailer 18
-
€1,937 EUR
View
B+
Retailer 19
-
€2,107 EUR
View
B
Retailer 20
-
€2,165 EUR
View
Most Expensive
B+
MOH London
3991CD258 · Nov 4
€2,492 EUR
£2,191 GBP
View
20 more retailers have this diamond
Prices start from €1,123 EURSave up to €1,369 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
1.01ct Cushion
€1,123 EUR