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Cushion|Natural|GIA

1.70ct F IF Cushion Natural Diamond

EX • F/IF • GIA 6512498854

Certificate GIA 6512498854

Diamond specifications and retailer prices

From $18,503 AUD
As of November 5, 2026
Save $11,927 AUD (39%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $30,430 AUD at MOH London · As of November 7, 2026
View at MOH London

About this 1.7ct natural cushion diamond

This 1.7ct natural cushion sits in the one-and-a-half to two carat band, graded F colour (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 6512498854. Listed at 12 retailers as of November 5, 2026, with prices from $18,503 to $30,430, a $11,927 spread on the same certified stone. MOH London lists it at $30,430. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
F
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6512498854
Dimensions7.43 × 6.20 × 4.22 mm
L/W Ratio1.20
Top View
7.43 mm6.20 mm1.70 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512498854
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $30,430 AUD|Low: $18,503 AUD|High: $30,962 AUD|Avg: $22,864 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 6$18,503 AUD
Retailer 4$20,572 AUD
Retailer 2$20,918 AUD
Retailer 7$21,364 AUD
Retailer 11$21,645 AUD
Retailer 9$22,544 AUD
Retailer 10$22,544 AUD
Retailer 8$22,946 AUD
Retailer 3$23,185 AUD
Retailer 5$23,837 AUD
MOH London$30,430 AUD

44 data points across 11 retailers

12 retailers$18,503 AUD to $30,430 AUD

B+
Cheapest Retailer
-
$18,503 AUD
B+
Retailer 2
-
$20,572 AUD
View
B+
Retailer 3
-
$20,918 AUD
View
B+
Retailer 4
-
$21,364 AUD
View
B+
Retailer 5
-
$21,645 AUD
View
B+
Retailer 6
-
$22,544 AUD
View
B+
Retailer 7
-
$22,544 AUD
View
B+
Retailer 8
-
$22,946 AUD
View
B+
Retailer 9
-
$23,185 AUD
View
B+
Retailer 10
-
$23,286 AUD
View
B+
Retailer 11
-
$23,837 AUD
View
Most Expensive
B
MOH London
4F67A0E0C · Nov 7
$30,430 AUD
£16,463 GBP
View
11 more retailers have this diamond
Prices start from $18,503 AUDSave up to $11,927 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.

B+
1.70ct Cushion
$18,503 AUD