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Cushion|Natural|GIA

1.06ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 5172156159

Certificate GIA 5172156159

Diamond specifications and retailer prices

From $3,581 NZD
As of November 4, 2026
Save $4,286 NZD (54%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,867 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.06ct natural cushion diamond

This 1.06ct natural cushion sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5172156159. Listed at 12 retailers as of November 4, 2026, with prices from $3,581 to $7,867, a $4,286 spread on the same certified stone. MOH London lists it at $7,867. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.06
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5172156159
Dimensions6.39 × 5.68 × 3.66 mm
L/W Ratio1.13
Top View
6.39 mm5.68 mm1.06 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 5172156159
Side View
Table 56.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 64.4%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $7,867 NZD|Low: $3,581 NZD|High: $7,984 NZD|Avg: $4,683 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$3,581 NZD
Retailer 7$3,617 NZD
Retailer 9$3,842 NZD
Retailer 5$4,079 NZD
Retailer 8$4,439 NZD
Retailer 6$4,457 NZD
Retailer 3$4,764 NZD
Retailer 2$5,255 NZD
MOH London$7,867 NZD

43 data points across 9 retailers

12 retailers$3,581 NZD to $7,867 NZD

B
Cheapest Retailer
-
$3,581 NZD
B
Retailer 2
-
$3,617 NZD
View
B
Retailer 3
-
$3,667 NZD
View
B
Retailer 4
-
$3,685 NZD
View
B
Retailer 5
-
$3,842 NZD
View
Retailer 6
-
$4,079 NZD
View
Price last confirmed 9 days ago
B
Retailer 7
-
$4,418 NZD
View
B
Retailer 8
-
$4,439 NZD
View
B
Retailer 9
-
$4,457 NZD
View
B
Retailer 10
-
$4,764 NZD
View
B
Retailer 11
-
$5,255 NZD
View
Most Expensive
B
MOH London
22BBC52F9 · Nov 4
$7,867 NZD
£3,434 GBP
View
11 more retailers have this diamond
Prices start from $3,581 NZDSave up to $4,286 NZD

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
1.06ct Cushion
$3,581 NZD