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Cushion|Natural|GIA

1.50ct M SI1 Cushion Natural Diamond

EX • M/SI1 • GIA 5556045062

Certificate GIA 5556045062

Diamond specifications and retailer prices

From $1,937 AUD
As of November 6, 2026
Save $2,180 AUD (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,117 AUD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556045062. Listed at 10 retailers as of November 6, 2026, with prices from $1,937 to $4,117, a $2,180 spread on the same certified stone. Wholesale Diamonds Direct lists it at $4,117. 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
M
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5556045062
Dimensions7.58 × 6.05 × 4.16 mm
L/W Ratio1.25
Top View
7.58 mm6.05 mm1.50 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5556045062
Side View
Table 66.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 68.8%

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 6
Current: $3,692 AUD|Low: $1,899 AUD|High: $4,571 AUD|Avg: $3,120 AUD|-3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
November 6, 2026
Retailer 6$1,937 AUD
Retailer 2$2,480 AUD
Retailer 4$2,511 AUD
Retailer 5$2,794 AUD
Retailer 7$2,813 AUD
Retailer 9$2,931 AUD
Retailer 8$2,984 AUD
Retailer 10$3,043 AUD
Retailer 3$3,318 AUD
Retailer 1$3,692 AUD
Wholesale Diamonds Direct$4,117 AUD

29 data points across 11 retailers

10 retailers$1,937 AUD to $4,117 AUD

A
Cheapest Retailer
-
$1,937 AUD
A
Retailer 2
-
$2,511 AUD
View
Final sale: no returns
A
Retailer 3
-
$2,794 AUD
View
A
Retailer 4
-
$2,813 AUD
View
A
Retailer 5
-
$2,931 AUD
View
A
Retailer 6
-
$2,984 AUD
View
B+
Retailer 7
-
$3,043 AUD
View
B+
Retailer 8
-
$3,318 AUD
View
B+
Retailer 9
-
$3,692 AUD
View
Most Expensive
B+
Wholesale Diamonds Direct
625983008 · Nov 6
$4,117 AUD
$2,829 USD
View
9 more retailers have this diamond
Prices start from $1,937 AUDSave up to $2,180 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
$1,937 AUD