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Cushion|Natural|GIA

0.90ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 2546879386

Certificate GIA 2546879386

Diamond specifications and retailer prices

From €619 EUR
HK$5,400 HKD
As of November 1, 2026
Save €830 EUR (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,448 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded J 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 2546879386. Listed at 15 retailers as of November 1, 2026, with prices from €619 to €1,448, a €830 spread on the same certified stone. MOH London lists it at €1,448. 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

0.90
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle37.5°
OriginNatural
Grading LabGIA
CertificateGIA 2546879386
Dimensions5.52 × 5.50 × 3.68 mm
L/W Ratio1.00
Top View
5.52 mm5.50 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546879386
Side View
Table 64.0%CrownGirdle: STK-ETKPavilion 37.5°Culet: NoneDepth 66.9%

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 1
Current: €1,448 EUR|Low: €619 EUR|High: €1,515 EUR|Avg: €1,009 EUR|-4.4%
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
Retailer 14
November 2, 2026
Retailer 9€619 EUR
Retailer 12€729 EUR
Retailer 11€832 EUR
Retailer 14€850 EUR
Retailer 8€854 EUR
Retailer 5€874 EUR
Retailer 7€924 EUR
Retailer 10€1,014 EUR
Retailer 4€1,035 EUR
Retailer 2€1,114 EUR
Retailer 13€1,177 EUR
Retailer 6€1,229 EUR
Retailer 3€1,306 EUR
MOH London€1,448 EUR

32 data points across 14 retailers

15 retailers€619 EUR to €1,448 EUR

A
Cheapest Retailer
-
€619 EUR
HK$5,400 HKD
A
Retailer 2
-
€729 EUR
$815 USD
View
Final sale: no returns
A
Retailer 3
-
€832 EUR
$930 USD
View
A
Retailer 4
-
€850 EUR
$950 USD
View
A
Retailer 5
-
€854 EUR
$954 USD
View
Retailer 6
-
€874 EUR
SGD 1,320 SGD
View
Price last confirmed 10 days ago
A
Retailer 7
-
€924 EUR
£813 GBP
View
B+
Retailer 8
-
€1,014 EUR
$1,133 USD
View
B+
Retailer 9
-
€1,035 EUR
$1,156 USD
View
B+
Retailer 10
-
€1,114 EUR
View
B+
Retailer 11
-
€1,177 EUR
ZAR 21,251 ZAR
View
B+
Retailer 12
-
€1,180 EUR
A$2,028 AUD
View
Retailer 13
-
€1,229 EUR
A$2,113 AUD
View
Price last confirmed 29 days ago
Retailer 14
-
€1,306 EUR
$1,459 USD
View
Price last confirmed 9 days ago
Most Expensive
B+
MOH London
BA4B8AC2A · Nov 1
€1,448 EUR
£1,274 GBP
View
14 more retailers have this diamond
Prices start from €619 EURSave up to €830 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
0.90ct Cushion
€619 EUR