Cushion|Natural|GIA

1.01ct J SI1 Cushion Natural Diamond

ID • J/SI1 • GIA 5443239565

Certificate GIA 5443239565

Diamond specifications and retailer prices

From $1,238 USD
As of November 6, 2026
Save $1,520 USD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,758 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 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 5443239565. Listed at 21 retailers as of November 4, 2026, with prices from $1,238 to $2,758, a $1,520 spread on the same certified stone. MOH London lists it at $2,758. 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
J
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.66°
Pavilion angle63.84°
OriginNatural
Grading LabGIA
CertificateGIA 5443239565
Dimensions5.84 × 5.79 × 4.00 mm
L/W Ratio1.01
Top View
5.84 mm5.79 mm1.01 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5443239565
Side View
Table 63.0%Crown 34.66°Girdle: THN-STKPavilion 63.84°Culet: NoneDepth 69.0%

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: $2,758 USD|Low: $1,238 USD|High: $2,780 USD|Avg: $1,771 USD|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$1,238 USD
Retailer 6$1,506 USD
Retailer 3$1,531 USD
Retailer 9$1,660 USD
Retailer 8$1,693 USD
Retailer 5$1,750 USD
Retailer 7$1,926 USD
Retailer 4$2,144 USD
MOH London$2,758 USD

26 data points across 9 retailers

21 retailers$1,238 USD to $2,758 USD

A
Cheapest Retailer
-
$1,238 USD
A
Retailer 2
-
$1,384 USD
View
B+
Retailer 3
-
$1,443 USD
View
B+
Retailer 4
-
$1,457 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,463 USD
View
B+
Retailer 6
-
$1,506 USD
View
B+
Retailer 7
-
$1,531 USD
View
Retailer 8
-
$1,578 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$1,630 USD
View
B+
Retailer 10
-
$1,660 USD
View
B+
Retailer 11
-
$1,693 USD
View
B+
Retailer 12
-
$1,714 USD
View
B+
Retailer 13
-
$1,719 USD
View
B+
Retailer 14
-
$1,742 USD
View
B+
Retailer 15
-
$1,745 USD
View
B+
Retailer 16
-
$1,750 USD
View
B+
Retailer 17
-
$1,926 USD
View
Retailer 18
-
$2,059 USD
View
Price last confirmed 32 days ago
B+
Retailer 19
-
$2,144 USD
View
B
Retailer 20
-
$2,384 USD
View
Most Expensive
B
MOH London
69ECC1AB7 · Nov 4
$2,758 USD
£2,172 GBP
View
20 more retailers have this diamond
Prices start from $1,238 USDSave up to $1,520 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
$1,238 USD