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Cushion|Natural|GIA

1.01ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6551542090

Certificate GIA 6551542090

Diamond specifications and retailer prices

From $1,092 USD
As of November 6, 2026
Save $1,070 USD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,162 USD 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 $1,092 to $2,162, a $1,070 spread on the same certified stone. MOH London lists it at $2,162. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,162 USD|Low: $1,092 USD|High: $2,633 USD|Avg: $1,642 USD|-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$1,092 USD
Retailer 7$1,133 USD
Retailer 5$1,135 USD
Retailer 11$1,279 USD
Retailer 4$1,336 USD
Retailer 10$1,347 USD
Retailer 2$1,444 USD
Retailer 6$1,472 USD
Retailer 9$1,879 USD
Retailer 3$1,937 USD
MOH London$2,162 USD

36 data points across 11 retailers

11 retailers$1,092 USD to $2,162 USD

A
Cheapest Retailer
-
$1,092 USD
Final sale: no returns
A
Retailer 2
-
$1,133 USD
View
A
Retailer 3
-
$1,135 USD
View
Retailer 4
-
$1,279 USD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$1,336 USD
View
Retailer 6
-
$1,347 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,444 USD
View
A
Retailer 8
-
$1,472 USD
View
A
Retailer 9
-
$1,879 USD
View
Retailer 10
-
$1,937 USD
View
Price last confirmed 32 days ago
Most Expensive
B+
MOH London
331A60AD6 · Nov 4
$2,162 USD
£1,702 GBP
View
10 more retailers have this diamond
Prices start from $1,092 USDSave up to $1,070 USD

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
$1,092 USD