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Cushion|Natural|GIA

4.01ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 6542523950

Certificate GIA 6542523950

Diamond specifications and retailer prices

From $36,050 AUD
As of November 6, 2026
Save $22,635 AUD (39%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $58,685 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 4.01ct natural cushion diamond

This 4.01ct natural cushion sits in the three to five 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 6542523950. Listed at 8 retailers as of November 4, 2026, with prices from $36,050 to $58,685, a $22,635 spread on the same certified stone. MOH London lists it at $58,685. 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

4.01
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542523950
Dimensions9.30 × 8.38 × 5.78 mm
L/W Ratio1.11
Top View
9.30 mm8.38 mm4.01 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542523950
Side View
Table 63.0%CrownGirdle: STK-VTHPavilionCulet: NoneDepth 69.0%

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: $58,685 AUD|Low: $30,967 AUD|High: $59,159 AUD|Avg: $41,536 AUD|+26.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 8$36,050 AUD
Retailer 4$38,300 AUD
Retailer 2$38,310 AUD
Retailer 9$38,917 AUD
Retailer 5$39,831 AUD
Retailer 6$41,364 AUD
Retailer 3$44,442 AUD
Retailer 7$44,825 AUD
MOH London$58,685 AUD

30 data points across 9 retailers

8 retailers$36,050 AUD to $58,685 AUD

A
Cheapest Retailer
-
$36,050 AUD
A
Retailer 2
-
$38,300 AUD
View
A
Retailer 3
-
$38,310 AUD
View
A
Retailer 4
-
$39,831 AUD
View
A
Retailer 5
-
$41,364 AUD
View
B+
Retailer 6
-
$44,442 AUD
View
A
Retailer 7
-
$44,825 AUD
View
Most Expensive
B+
MOH London
BD9389436 · Nov 4
$58,685 AUD
£31,750 GBP
View
7 more retailers have this diamond
Prices start from $36,050 AUDSave up to $22,635 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
4.01ct Cushion
$36,050 AUD