Cushion|Natural|GIA

1.05ct J VS1 Cushion Natural Diamond

EX • J/VS1 • GIA 1237590840

Certificate GIA 1237590840

Diamond specifications and retailer prices

From $2,855 USD
As of October 31, 2026
Save $3,031 USD (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,886 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.05ct natural cushion diamond

This 1.05ct natural cushion sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1237590840. Listed at 11 retailers as of October 31, 2026, with prices from $2,855 to $5,886, a $3,031 spread on the same certified stone. MOH London lists it at $5,886. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
J
Color
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1237590840
Dimensions5.69 × 5.68 × 4.12 mm
L/W Ratio1.00
Top View
5.69 mm5.68 mm1.05 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1237590840
Side View
Table 59.0%CrownGirdle: THK-ETKPavilionCulet: NDepth 72.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $5,886 USD|Low: $2,698 USD|High: $5,958 USD|Avg: $3,846 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5$2,855 USD
Retailer 6$2,944 USD
Retailer 8$3,189 USD
Retailer 2$3,679 USD
Retailer 7$3,774 USD
Retailer 4$4,122 USD
Retailer 3$4,327 USD
MOH London$5,886 USD

43 data points across 8 retailers

11 retailers$2,855 USD to $5,886 USD

B+
Cheapest Retailer
-
$2,855 USD
B
Retailer 2
-
$2,855 USD
View
B
Retailer 3
-
$2,944 USD
View
Final sale: no returns
B
Retailer 4
-
$3,022 USD
View
B
Retailer 5
-
$3,189 USD
View
B
Retailer 6
-
$3,679 USD
£2,897 GBP
View
Retailer 7
-
$3,774 USD
A$5,807 AUD
View
Price last confirmed 28 days ago
Retailer 8
-
$3,989 USD
View
Price last confirmed 9 days ago
B
Retailer 9
-
$4,122 USD
€3,926 EUR
View
B
Retailer 10
-
$4,327 USD
ZAR 69,899 ZAR
View
Most Expensive
B
MOH London
FE6AB2B20 · Nov 1
$5,886 USD
£4,635 GBP
View
10 more retailers have this diamond
Prices start from $2,855 USDSave up to $3,031 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.

B+
1.05ct Cushion
$2,855 USD