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Cushion|Natural|GIA

1.24ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 1242097179

Certificate GIA 1242097179

Diamond specifications and retailer prices

From $3,045 AUD
$2,134 USD
As of November 2, 2026
Save $2,734 AUD (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,779 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.24ct natural cushion diamond

This 1.24ct natural cushion sits in the classic one-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 1242097179. Listed at 8 retailers as of November 1, 2026, with prices from $3,045 to $5,779, a $2,734 spread on the same certified stone. MOH London lists it at $5,779. 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

1.24
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1242097179
Dimensions6.70 × 5.43 × 3.79 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.70 mm5.43 mm1.24 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1242097179
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.8%

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: $5,779 AUD|Low: $3,045 AUD|High: $5,841 AUD|Avg: $3,799 AUD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 8$3,045 AUD
Retailer 7$3,175 AUD
Retailer 2$3,217 AUD
Retailer 6$3,299 AUD
Retailer 4$3,590 AUD
Retailer 5$4,054 AUD
Retailer 3$4,117 AUD
MOH London$5,779 AUD

20 data points across 8 retailers

8 retailers$3,045 AUD to $5,779 AUD

B+
Cheapest Retailer
-
$3,045 AUD
$2,134 USD
Final sale: no returns
B+
Retailer 2
-
$3,175 AUD
$2,225 USD
View
B+
Retailer 3
-
$3,217 AUD
£1,775 GBP
View
B+
Retailer 4
-
$3,299 AUD
$2,312 USD
View
B+
Retailer 5
-
$3,590 AUD
£1,981 GBP
View
B
Retailer 6
-
$4,054 AUD
ZAR 45,901 ZAR
View
B
Retailer 7
-
$4,117 AUD
€2,748 EUR
View
Most Expensive
B
MOH London
0CFD18C62 · Nov 1
$5,779 AUD
£3,189 GBP
View
7 more retailers have this diamond
Prices start from $3,045 AUDSave up to $2,734 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+
1.24ct Cushion
$3,045 AUD