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Cushion|Natural|GIA

1.51ct E IF Cushion Natural Diamond

E/IF • GIA 5563498946

Certificate GIA 5563498946

Diamond specifications and retailer prices

From $17,293 AUD
As of November 2, 2026
Save $8,109 AUD (32%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $25,402 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless) and certified by GIA 5563498946. Listed at 5 retailers as of November 2, 2026, with prices from $17,293 to $25,402, a $8,109 spread on the same certified stone. MOH London lists it at $25,402. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
E
Colour
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.01°
Pavilion angle32.21°
OriginNatural
Grading LabGIA
CertificateGIA 5563498946
Dimensions8.09 × 5.72 × 3.87 mm
L/W Ratio1.41
Girdle conditionThick
Top View
8.09 mm5.72 mm1.51 ctE / IF
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5563498946
Side View
Table 62.0%Crown 37.01°GirdlePavilion 32.21°CuletDepth 67.5%

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 2
Current: $25,402 AUD|Low: $17,288 AUD|High: $25,538 AUD|Avg: $20,883 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 3$17,293 AUD
Retailer 5$17,663 AUD
Retailer 4$17,691 AUD
Retailer 2$25,056 AUD
MOH London$25,402 AUD

19 data points across 5 retailers

5 retailers$17,293 AUD to $25,402 AUD

A
Cheapest Retailer
-
$17,293 AUD
B+
Retailer 2
-
$17,663 AUD
View
Retailer 3
-
$17,691 AUD
View
Price last confirmed 13 days ago
B
Retailer 4
-
$25,056 AUD
View
Most Expensive
B
MOH London
2320A0190 · Nov 2
$25,402 AUD
£14,002 GBP
View
4 more retailers have this diamond
Prices start from $17,293 AUDSave up to $8,109 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
1.51ct Cushion
$17,293 AUD