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Cushion|Natural|GIA

1.05ct J VS1 Cushion Natural Diamond

EX • J/VS1 • GIA 1237590840

Certificate GIA 1237590840

Diamond specifications and retailer prices

From $4,074 AUD
$2,855 USD
As of November 2, 2026
Save $4,326 AUD (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,399 AUD at MOH London · As of November 2, 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 November 2, 2026, with prices from $4,074 to $8,399, a $4,326 spread on the same certified stone. MOH London lists it at $8,399. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $8,399 AUD|Low: $3,850 AUD|High: $8,501 AUD|Avg: $5,488 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5$4,074 AUD
Retailer 6$4,201 AUD
Retailer 8$4,550 AUD
Retailer 3$5,249 AUD
Retailer 7$5,385 AUD
Retailer 2$5,881 AUD
Retailer 4$6,174 AUD
MOH London$8,399 AUD

44 data points across 8 retailers

11 retailers$4,074 AUD to $8,399 AUD

B+
Cheapest Retailer
-
$4,074 AUD
$2,855 USD
B
Retailer 2
-
$4,074 AUD
$2,855 USD
View
B
Retailer 3
-
$4,201 AUD
$2,944 USD
View
Final sale: no returns
B
Retailer 4
-
$4,312 AUD
$3,022 USD
View
B
Retailer 5
-
$4,550 AUD
$3,189 USD
View
B
Retailer 6
-
$5,249 AUD
£2,897 GBP
View
Retailer 7
-
$5,385 AUD
View
Price last confirmed 29 days ago
Retailer 8
-
$5,692 AUD
$3,989 USD
View
Price last confirmed 10 days ago
B
Retailer 9
-
$5,881 AUD
€3,925 EUR
View
B
Retailer 10
-
$6,174 AUD
ZAR 69,899 ZAR
View
Most Expensive
B
MOH London
FE6AB2B20 · Nov 2
$8,399 AUD
£4,635 GBP
View
10 more retailers have this diamond
Prices start from $4,074 AUDSave up to $4,326 AUD

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
$4,074 AUD