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Cushion|Natural|GIA

1.30ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 1553373291

Certificate GIA 1553373291

Diamond specifications and retailer prices

From $2,685 AUD
HK$14,700 HKD
As of November 2, 2026
Save $3,674 AUD (58%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,359 AUD at MOH London · As of October 29, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553373291. Listed at 12 retailers as of October 29, 2026, with prices from $2,685 to $6,359, a $3,674 spread on the same certified stone. MOH London lists it at $6,359. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553373291
Dimensions7.47 × 5.58 × 3.77 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
7.47 mm5.58 mm1.30 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1553373291
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.5%

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 2
Current: $6,359 AUD|Low: $2,685 AUD|High: $6,462 AUD|Avg: $3,937 AUD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 3$2,685 AUD
Retailer 2$2,823 AUD
Retailer 6$3,302 AUD
Retailer 8$3,610 AUD
Retailer 9$3,776 AUD
Retailer 5$3,777 AUD
Retailer 7$3,822 AUD
Retailer 10$3,924 AUD
Retailer 4$4,466 AUD
MOH London$6,359 AUD

40 data points across 10 retailers

12 retailers$2,685 AUD to $6,359 AUD

A
Cheapest Retailer
-
$2,685 AUD
HK$14,700 HKD
A
Retailer 2
-
$2,823 AUD
₹188,438 INR
View
A
Retailer 3
-
$3,302 AUD
$2,314 USD
View
Final sale: no returns
B+
Retailer 4
-
$3,392 AUD
$2,377 USD
View
B+
Retailer 5
-
$3,610 AUD
$2,530 USD
View
B+
Retailer 6
-
$3,776 AUD
SGD 3,576 SGD
View
B+
Retailer 7
-
$3,777 AUD
$2,647 USD
View
B+
Retailer 8
-
$3,822 AUD
£2,109 GBP
View
B+
Retailer 9
-
$3,924 AUD
$2,750 USD
View
B+
Retailer 10
-
$3,931 AUD
View
B+
Retailer 11
-
$4,466 AUD
€2,981 EUR
View
Most Expensive
B
MOH London
13B7E79E4 · Oct 29
$6,359 AUD
£3,509 GBP
View
11 more retailers have this diamond
Prices start from $2,685 AUDSave up to $3,674 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
$2,685 AUD