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Cushion|Natural|GIA

1.90ct I IF Cushion Natural Diamond

EX • I/IF • GIA 6561631578

Certificate GIA 6561631578

Diamond specifications and retailer prices

From $17,599 AUD
$12,334 USD
As of November 2, 2026
Save $8,383 AUD (32%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $25,983 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.9ct natural cushion diamond

This 1.9ct 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 6561631578. Listed at 9 retailers as of November 2, 2026, with prices from $17,599 to $25,983, a $8,383 spread on the same certified stone. MOH London lists it at $25,983. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
I
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561631578
Dimensions8.12 × 6.51 × 4.36 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Extra Facet
Top View
8.12 mm6.51 mm1.90 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561631578
Side View
Table 66.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 66.9%

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 2
Current: $25,983 AUD|Low: $17,599 AUD|High: $26,122 AUD|Avg: $20,027 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$17,599 AUD
Retailer 2$17,689 AUD
Retailer 4$17,999 AUD
Retailer 6$18,057 AUD
Retailer 9$18,364 AUD
Retailer 8$19,941 AUD
Retailer 3$20,956 AUD
Retailer 5$24,442 AUD
MOH London$25,983 AUD

5 data points across 9 retailers

9 retailers$17,599 AUD to $25,983 AUD

B
Cheapest Retailer
-
$17,599 AUD
$12,334 USD
Final sale: no returns
B+
Retailer 2
-
$17,689 AUD
£9,761 GBP
View
B+
Retailer 3
-
$17,999 AUD
£9,932 GBP
View
B
Retailer 4
-
$18,057 AUD
$12,655 USD
View
B
Retailer 5
-
$18,364 AUD
$12,870 USD
View
B
Retailer 6
-
$19,941 AUD
£11,004 GBP
View
B
Retailer 7
-
$20,956 AUD
€13,987 EUR
View
B
Retailer 8
-
$24,442 AUD
ZAR 276,729 ZAR
View
Most Expensive
B
MOH London
9DE8A2CF0 · Nov 2
$25,983 AUD
£14,338 GBP
View
8 more retailers have this diamond
Prices start from $17,599 AUDSave up to $8,383 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+
1.90ct Cushion
$17,599 AUD