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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 $8,199 SGD
$6,411 USD
As of November 2, 2026
Save $4,887 SGD (37%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $13,086 SGD 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 $8,199 to $13,086, a $4,887 spread on the same certified stone. MOH London lists it at $13,086. 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: $13,086 SGD|Low: $6,911 SGD|High: $13,565 SGD|Avg: $9,831 SGD|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 3$8,199 SGD
Retailer 5$8,204 SGD
Retailer 4$9,628 SGD
Retailer 2$9,703 SGD
MOH London$13,086 SGD

30 data points across 5 retailers

5 retailers$8,199 SGD to $13,086 SGD

B+
Cheapest Retailer
-
$8,199 SGD
$6,411 USD
Final sale: no returns
A
Retailer 2
-
$8,204 SGD
$6,415 USD
View
B+
Retailer 3
-
$9,628 SGD
£5,928 GBP
View
B+
Retailer 4
-
$9,703 SGD
€7,226 EUR
View
Most Expensive
B
MOH London
C2F535E25 · Nov 2
$13,086 SGD
£8,057 GBP
View
4 more retailers have this diamond
Prices start from $8,199 SGDSave up to $4,887 SGD

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
$8,199 SGD