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Cushion|Natural|GIA

1.26ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 7556655056

Certificate GIA 7556655056

Diamond specifications and retailer prices

From $1,804 AUD
HK$9,900 HKD
As of November 1, 2026
Save $2,513 AUD (58%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,317 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.26ct natural cushion diamond

This 1.26ct 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 7556655056. Listed at 8 retailers as of November 1, 2026, with prices from $1,804 to $4,317, a $2,513 spread on the same certified stone. MOH London lists it at $4,317. 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

1.26
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle35.9°
OriginNatural
Grading LabGIA
CertificateGIA 7556655056
Dimensions7.08 × 5.54 × 3.86 mm
L/W Ratio1.28
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.08 mm5.54 mm1.26 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556655056
Side View
Table 65.0%CrownGirdle: STK-VTKPavilion 35.9°Culet: NoneDepth 69.6%

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: $4,317 AUD|Low: $1,804 AUD|High: $4,811 AUD|Avg: $3,039 AUD|-10.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 3$1,804 AUD
Retailer 4$2,329 AUD
Retailer 2$2,404 AUD
Retailer 7$2,557 AUD
Retailer 5$2,736 AUD
Retailer 8$2,885 AUD
Retailer 6$3,842 AUD
MOH London$4,317 AUD

46 data points across 8 retailers

8 retailers$1,804 AUD to $4,317 AUD

A
Cheapest Retailer
-
$1,804 AUD
HK$9,900 HKD
A
Retailer 2
-
$2,329 AUD
$1,636 USD
View
A
Retailer 3
-
$2,404 AUD
£1,330 GBP
View
A
Retailer 4
-
$2,557 AUD
SGD 2,427 SGD
View
A
Retailer 5
-
$2,736 AUD
$1,922 USD
View
A
Retailer 6
-
$2,885 AUD
View
B+
Retailer 7
-
$3,842 AUD
€2,570 EUR
View
Most Expensive
B+
MOH London
077ECE28F · Nov 1
$4,317 AUD
£2,388 GBP
View
7 more retailers have this diamond
Prices start from $1,804 AUDSave up to $2,513 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
1.26ct Cushion
$1,804 AUD