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Cushion|Natural|GIA

1.70ct K VS1 Cushion Natural Diamond

ID • K/VS1 • GIA 1559291290

Certificate GIA 1559291290

Diamond specifications and retailer prices

From $5,905 AUD
As of November 6, 2026
Save $6,611 AUD (53%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,515 AUD at MOH London · As of November 4, 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 K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559291290. Listed at 13 retailers as of November 4, 2026, with prices from $5,905 to $12,515, a $6,611 spread on the same certified stone. MOH London lists it at $12,515. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
K
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1559291290
Dimensions7.96 × 6.02 × 4.19 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.96 mm6.02 mm1.70 ctK / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1559291290
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.6%

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 6
Current: $12,515 AUD|Low: $5,886 AUD|High: $12,855 AUD|Avg: $8,274 AUD|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7$5,905 AUD
Retailer 2$6,220 AUD
Retailer 10$7,548 AUD
Retailer 5$7,616 AUD
Retailer 6$7,888 AUD
Retailer 9$7,917 AUD
Retailer 8$8,101 AUD
Retailer 3$8,865 AUD
Retailer 4$9,613 AUD
MOH London$12,515 AUD

32 data points across 10 retailers

13 retailers$5,905 AUD to $12,515 AUD

A
Cheapest Retailer
-
$5,905 AUD
A
Retailer 2
-
$6,220 AUD
View
B+
Retailer 3
-
$7,293 AUD
View
B+
Retailer 4
-
$7,299 AUD
View
Retailer 5
-
$7,548 AUD
View
Price last confirmed 10 days ago
B+
Retailer 6
-
$7,616 AUD
View
B+
Retailer 7
-
$7,735 AUD
View
B+
Retailer 8
-
$7,888 AUD
View
Retailer 9
-
$7,917 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$8,101 AUD
View
B+
Retailer 11
-
$8,865 AUD
View
B+
Retailer 12
-
$9,613 AUD
View
Most Expensive
B
MOH London
636380C82 · Nov 4
$12,515 AUD
£6,771 GBP
View
12 more retailers have this diamond
Prices start from $5,905 AUDSave up to $6,611 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
1.70ct Cushion
$5,905 AUD