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Cushion|Natural|GIA

0.91ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2146895579

Certificate GIA 2146895579

Diamond specifications and retailer prices

From €568 EUR
$637 USD
As of November 2, 2026
Save €821 EUR (59%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,389 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 0.91ct natural cushion diamond

This 0.91ct natural cushion sits in the just-under-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 2146895579. Listed at 10 retailers as of November 2, 2026, with prices from €568 to €1,389, a €821 spread on the same certified stone. MOH London lists it at €1,389. 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

0.91
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2146895579
Dimensions5.60 × 5.33 × 3.71 mm
L/W Ratio1.05
Top View
5.60 mm5.33 mm0.91 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2146895579
Side View
Table 58.0%CrownGirdlePavilionCulet: NDepth 69.6%

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 2
Current: €1,389 EUR|Low: €568 EUR|High: €1,750 EUR|Avg: €987 EUR|-8.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9€568 EUR
Retailer 10€684 EUR
Retailer 8€764 EUR
Retailer 5€776 EUR
Retailer 7€800 EUR
Retailer 6€902 EUR
Retailer 4€987 EUR
Retailer 11€1,134 EUR
Retailer 2€1,157 EUR
Retailer 3€1,202 EUR
MOH London€1,389 EUR

33 data points across 11 retailers

10 retailers€568 EUR to €1,389 EUR

A
Cheapest Retailer
-
€568 EUR
$637 USD
Final sale: no returns
Retailer 2
-
€684 EUR
$767 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€764 EUR
$857 USD
View
A
Retailer 4
-
€776 EUR
$870 USD
View
A
Retailer 5
-
€800 EUR
$897 USD
View
A
Retailer 6
-
€902 EUR
ZAR 16,342 ZAR
View
B+
Retailer 7
-
€987 EUR
£872 GBP
View
B+
Retailer 8
-
€1,157 EUR
£1,022 GBP
View
Retailer 9
-
€1,202 EUR
A$2,075 AUD
View
Price last confirmed 30 days ago
Most Expensive
B+
MOH London
CAFB2B678 · Nov 2
€1,389 EUR
£1,227 GBP
View
9 more retailers have this diamond
Prices start from €568 EURSave up to €821 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
0.91ct Cushion
€568 EUR