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Cushion|Natural|GIA

1.00ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 1548357729

Certificate GIA 1548357729

Diamond specifications and retailer prices

From €925 EUR
As of November 6, 2026
Save €1,345 EUR (59%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,270 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic 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 1548357729. Listed at 13 retailers as of November 4, 2026, with prices from €925 to €2,270, a €1,345 spread on the same certified stone. MOH London lists it at €2,270. 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

1.00
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1548357729
Dimensions7.44 × 5.05 × 3.42 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
7.44 mm5.05 mm1.00 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1548357729
Side View
Table 65.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 67.8%

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: €2,270 EUR|Low: €886 EUR|High: €2,323 EUR|Avg: €1,375 EUR|-2.1%
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 6, 2026
Retailer 2€925 EUR
Retailer 12€974 EUR
Retailer 13€1,152 EUR
Retailer 3€1,227 EUR
Retailer 4€1,243 EUR
Retailer 14€1,325 EUR
Retailer 10€1,335 EUR
Retailer 9€1,352 EUR
Retailer 5€1,369 EUR
Retailer 6€1,378 EUR
Retailer 8€1,516 EUR
Retailer 7€1,607 EUR
Retailer 11€1,621 EUR
MOH London€2,270 EUR

41 data points across 14 retailers

13 retailers€925 EUR to €2,270 EUR

A
Cheapest Retailer
-
€925 EUR
A
Retailer 2
-
€974 EUR
View
Final sale: no returns
B+
Retailer 3
-
€1,152 EUR
View
Retailer 4
-
€1,243 EUR
View
Price last confirmed 9 days ago
B+
Retailer 5
-
€1,325 EUR
View
B+
Retailer 6
-
€1,335 EUR
View
Retailer 7
-
€1,352 EUR
View
Price last confirmed 10 days ago
B+
Retailer 8
-
€1,369 EUR
View
B+
Retailer 9
-
€1,378 EUR
View
B+
Retailer 10
-
€1,516 EUR
View
B+
Retailer 11
-
€1,607 EUR
View
Retailer 12
-
€1,621 EUR
View
Price last confirmed 33 days ago
Most Expensive
B
MOH London
1B1A84F62 · Nov 4
€2,270 EUR
£1,996 GBP
View
12 more retailers have this diamond
Prices start from €925 EURSave up to €1,345 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
1.00ct Cushion
€925 EUR