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Cushion|Natural|GIA

1.50ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 2235938471

Certificate GIA 2235938471

Diamond specifications and retailer prices

From $3,148 AUD
As of November 6, 2026
Save $3,835 AUD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,983 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235938471. Listed at 13 retailers as of November 4, 2026, with prices from $3,148 to $6,983, a $3,835 spread on the same certified stone. MOH London lists it at $6,983. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2235938471
Dimensions7.61 × 5.85 × 4.03 mm
L/W Ratio1.30
Top View
7.61 mm5.85 mm1.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2235938471
Side View
Table 68.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,983 AUD|Low: $3,148 AUD|High: $7,467 AUD|Avg: $4,535 AUD|-6.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$3,148 AUD
Retailer 2$3,352 AUD
Retailer 9$3,883 AUD
Retailer 7$3,884 AUD
Retailer 5$4,382 AUD
Retailer 8$4,392 AUD
Retailer 3$4,394 AUD
Retailer 6$4,405 AUD
Retailer 10$4,555 AUD
Retailer 4$4,873 AUD
MOH London$6,983 AUD

36 data points across 11 retailers

13 retailers$3,148 AUD to $6,983 AUD

A
Cheapest Retailer
-
$3,148 AUD
A
Retailer 2
-
$3,352 AUD
View
A
Retailer 3
-
$3,883 AUD
View
A
Retailer 4
-
$3,884 AUD
View
B+
Retailer 5
-
$4,125 AUD
View
A
Retailer 6
-
$4,382 AUD
View
A
Retailer 7
-
$4,392 AUD
View
Retailer 8
-
$4,394 AUD
View
Price last confirmed 25 days ago
A
Retailer 9
-
$4,405 AUD
View
B+
Retailer 10
-
$4,555 AUD
View
B+
Retailer 11
-
$4,614 AUD
View
B+
Retailer 12
-
$4,873 AUD
View
Most Expensive
B
MOH London
F2D2B85B9 · Nov 4
$6,983 AUD
£3,778 GBP
View
12 more retailers have this diamond
Prices start from $3,148 AUDSave up to $3,835 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
$3,148 AUD