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Cushion|Natural|GIA

1.50ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 7541830100

Certificate GIA 7541830100

Diamond specifications and retailer prices

From $3,924 AUD
As of November 7, 2026
Save $8,364 AUD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $12,288 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two 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 7541830100. Listed at 16 retailers as of November 4, 2026, with prices from $3,924 to $12,288, a $8,364 spread on the same certified stone. MOH London lists it at $12,288. 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

1.50
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle35.28°
OriginNatural
Grading LabGIA
CertificateGIA 7541830100
Dimensions7.40 × 5.83 × 4.06 mm
L/W Ratio1.27
Key to symbols
Feather, Natural
Top View
7.40 mm5.83 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7541830100
Side View
Table 65.0%CrownGirdle: MED-VTKPavilion 35.28°Culet: NoneDepth 69.7%

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 7
Current: $12,288 AUD|Low: $2,998 AUD|High: $12,469 AUD|Avg: $6,359 AUD|+24.3%
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
Retailer 17
Retailer 18
November 6, 2026
Retailer 10$2,998 AUD
Retailer 8$3,876 AUD
Retailer 9$3,924 AUD
Retailer 7$5,302 AUD
Retailer 3$6,044 AUD
Retailer 17$6,113 AUD
Retailer 16$6,469 AUD
Retailer 18$6,583 AUD
Retailer 14$6,619 AUD
Retailer 13$7,382 AUD
Retailer 12$7,600 AUD
Retailer 5$7,859 AUD
Retailer 15$7,859 AUD
Retailer 4$8,121 AUD
Retailer 2$8,146 AUD
Retailer 6$8,539 AUD
Retailer 11$8,705 AUD
MOH London$12,288 AUD

40 data points across 18 retailers

16 retailers$3,924 AUD to $12,288 AUD

Retailer 1
-
$2,998 AUD
Price last confirmed 64 days ago
A
Retailer 2
-
$3,924 AUD
View
B+
Retailer 3
-
$6,044 AUD
View
B+
Retailer 4
-
$6,113 AUD
View
B
Retailer 5
-
$6,469 AUD
View
Final sale: no returns
B
Retailer 6
-
$6,583 AUD
View
B
Retailer 7
-
$6,619 AUD
View
B
Retailer 8
-
$7,382 AUD
View
B
Retailer 9
-
$7,600 AUD
View
B
Retailer 10
-
$7,859 AUD
View
B
Retailer 11
-
$7,859 AUD
View
B
Retailer 12
-
$8,121 AUD
View
B
Retailer 13
-
$8,146 AUD
View
Retailer 14
-
$8,539 AUD
View
Price last confirmed 25 days ago
B
Retailer 15
-
$8,705 AUD
View
Most Expensive
C
MOH London
5B7781684 · Nov 4
$12,288 AUD
£6,648 GBP
View
15 more retailers have this diamond
Prices start from $3,924 AUDSave up to $8,364 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
1.50ct Cushion
$3,924 AUD