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Cushion|Natural|GIA

1.66ct I IF Cushion Natural Diamond

EX • I/IF • GIA 1557933412

Certificate GIA 1557933412

Diamond specifications and retailer prices

From $9,148 AUD
$6,411 USD
As of November 2, 2026
Save $5,453 AUD (37%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $14,601 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.66ct natural cushion diamond

This 1.66ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1557933412. Listed at 5 retailers as of November 2, 2026, with prices from $9,148 to $14,601, a $5,453 spread on the same certified stone. MOH London lists it at $14,601. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
I
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1557933412
Dimensions7.71 × 5.90 × 4.10 mm
L/W Ratio1.31
Top View
7.71 mm5.90 mm1.66 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1557933412
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.5%

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: $14,601 AUD|Low: $7,711 AUD|High: $15,135 AUD|Avg: $10,968 AUD|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 3$9,148 AUD
Retailer 5$9,154 AUD
Retailer 4$10,743 AUD
Retailer 2$10,826 AUD
MOH London$14,601 AUD

30 data points across 5 retailers

5 retailers$9,148 AUD to $14,601 AUD

B+
Cheapest Retailer
-
$9,148 AUD
$6,411 USD
Final sale: no returns
A
Retailer 2
-
$9,154 AUD
$6,415 USD
View
B+
Retailer 3
-
$10,743 AUD
£5,928 GBP
View
B+
Retailer 4
-
$10,826 AUD
€7,226 EUR
View
Most Expensive
B
MOH London
C2F535E25 · Nov 2
$14,601 AUD
£8,057 GBP
View
4 more retailers have this diamond
Prices start from $9,148 AUDSave up to $5,453 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
1.66ct Cushion
$9,148 AUD