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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 $2,544 SGD
As of November 4, 2026
Save $3,045 SGD (54%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,589 SGD 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 $2,544 to $5,589, a $3,045 spread on the same certified stone. MOH London lists it at $5,589. 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

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $5,589 SGD|Low: $2,535 SGD|High: $5,672 SGD|Avg: $3,329 SGD|-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$2,544 SGD
Retailer 7$2,570 SGD
Retailer 9$2,730 SGD
Retailer 5$2,898 SGD
Retailer 8$3,154 SGD
Retailer 6$3,167 SGD
Retailer 3$3,385 SGD
Retailer 2$3,733 SGD
MOH London$5,589 SGD

44 data points across 9 retailers

12 retailers$2,544 SGD to $5,589 SGD

B
Cheapest Retailer
-
$2,544 SGD
B
Retailer 2
-
$2,570 SGD
View
B
Retailer 3
-
$2,605 SGD
View
B
Retailer 4
-
$2,618 SGD
View
B
Retailer 5
-
$2,730 SGD
View
Retailer 6
-
$2,898 SGD
View
Price last confirmed 8 days ago
B
Retailer 7
-
$3,139 SGD
View
B
Retailer 8
-
$3,154 SGD
View
B
Retailer 9
-
$3,167 SGD
View
B
Retailer 10
-
$3,385 SGD
View
B
Retailer 11
-
$3,733 SGD
View
Most Expensive
B
MOH London
22BBC52F9 · Nov 4
$5,589 SGD
£3,434 GBP
View
11 more retailers have this diamond
Prices start from $2,544 SGDSave up to $3,045 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.

B
1.06ct Cushion
$2,544 SGD