Cushion|Natural|GIA

1.01ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6551542090

Certificate GIA 6551542090

Diamond specifications and retailer prices

From €978 EUR
As of November 6, 2026
Save €958 EUR (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,936 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 H 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 6551542090. Listed at 11 retailers as of November 4, 2026, with prices from €978 to €1,936, a €958 spread on the same certified stone. MOH London lists it at €1,936. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551542090
Dimensions5.99 × 5.69 × 3.92 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Cavity, Needle
Top View
5.99 mm5.69 mm1.01 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551542090
Side View
Table 65.0%CrownGirdle: STK-STKPavilionCulet: NoneDepth 68.9%

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 6
Current: €1,936 EUR|Low: €978 EUR|High: €2,358 EUR|Avg: €1,470 EUR|-17.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8€978 EUR
Retailer 7€1,015 EUR
Retailer 5€1,017 EUR
Retailer 11€1,146 EUR
Retailer 4€1,197 EUR
Retailer 10€1,206 EUR
Retailer 2€1,293 EUR
Retailer 6€1,318 EUR
Retailer 9€1,683 EUR
Retailer 3€1,735 EUR
MOH London€1,936 EUR

36 data points across 11 retailers

11 retailers€978 EUR to €1,936 EUR

A
Cheapest Retailer
-
€978 EUR
Final sale: no returns
A
Retailer 2
-
€1,015 EUR
View
A
Retailer 3
-
€1,017 EUR
View
Retailer 4
-
€1,146 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
-
€1,197 EUR
View
Retailer 6
-
€1,206 EUR
View
Price last confirmed 9 days ago
A
Retailer 7
-
€1,293 EUR
View
A
Retailer 8
-
€1,318 EUR
View
A
Retailer 9
-
€1,683 EUR
View
Retailer 10
-
€1,735 EUR
View
Price last confirmed 33 days ago
Most Expensive
B+
MOH London
331A60AD6 · Nov 4
€1,936 EUR
£1,702 GBP
View
10 more retailers have this diamond
Prices start from €978 EURSave up to €958 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
€978 EUR