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Cushion|Natural|GIA

1.30ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6562436255

Certificate GIA 6562436255

Diamond specifications and retailer prices

From $3,324 AUD
HK$18,200 HKD
As of November 1, 2026
Save $3,972 AUD (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,296 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.3ct natural cushion diamond

This 1.3ct natural cushion sits in the one-and-a-quarter to one-and-a-half 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 6562436255. Listed at 17 retailers as of November 1, 2026, with prices from $3,324 to $7,296, a $3,972 spread on the same certified stone. MOH London lists it at $7,296. 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

1.30
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6562436255
Dimensions7.16 × 5.50 × 3.85 mm
L/W Ratio1.30
Top View
7.16 mm5.50 mm1.30 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562436255
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.9%

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 1
Current: $7,296 AUD|Low: $3,288 AUD|High: $7,486 AUD|Avg: $4,690 AUD|-2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 13$3,324 AUD
Retailer 2$3,345 AUD
Retailer 3$3,838 AUD
Retailer 4$3,907 AUD
Retailer 16$4,107 AUD
Retailer 5$4,245 AUD
Retailer 9$4,255 AUD
Retailer 15$4,362 AUD
Retailer 11$4,554 AUD
Retailer 14$4,566 AUD
Retailer 7$4,614 AUD
Retailer 6$4,730 AUD
Retailer 10$4,895 AUD
Retailer 12$5,362 AUD
Retailer 8$6,418 AUD
MOH London$7,296 AUD

22 data points across 16 retailers

17 retailers$3,324 AUD to $7,296 AUD

A
Cheapest Retailer
-
$3,324 AUD
HK$18,200 HKD
A
Retailer 2
-
$3,345 AUD
₹223,277 INR
View
B+
Retailer 3
-
$3,838 AUD
$2,690 USD
View
B+
Retailer 4
-
$3,907 AUD
$2,738 USD
View
B+
Retailer 5
-
$4,107 AUD
$2,878 USD
View
B+
Retailer 6
-
$4,245 AUD
$2,975 USD
View
B+
Retailer 7
-
$4,255 AUD
£2,348 GBP
View
B+
Retailer 8
-
$4,362 AUD
$3,057 USD
View
B+
Retailer 9
-
$4,554 AUD
£2,513 GBP
View
B
Retailer 10
-
$4,566 AUD
$3,200 USD
View
B
Retailer 11
-
$4,614 AUD
SGD 4,370 SGD
View
Retailer 12
-
$4,726 AUD
View
Price last confirmed 26 days ago
B
Retailer 13
-
$4,730 AUD
$3,315 USD
View
B
Retailer 14
-
$4,895 AUD
€3,267 EUR
View
B
Retailer 15
-
$5,362 AUD
ZAR 60,709 ZAR
View
B
Retailer 16
-
$6,418 AUD
$4,498 USD
View
Most Expensive
B
MOH London
5921481E8 · Nov 2
$7,296 AUD
£4,026 GBP
View
16 more retailers have this diamond
Prices start from $3,324 AUDSave up to $3,972 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.

A
1.30ct Cushion
$3,324 AUD