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Cushion|Natural|GIA

1.56ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 3545803497

Certificate GIA 3545803497

Diamond specifications and retailer prices

From HK$20,494 HKD
$2,612 USD
As of October 31, 2026
Save HK$26,658 HKD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$47,152 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.56ct natural cushion diamond

This 1.56ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3545803497. Listed at 17 retailers as of October 31, 2026, with prices from HK$20,494 to HK$47,152, a HK$26,658 spread on the same certified stone. MOH London lists it at HK$47,152. 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

1.56
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle36.1°
OriginNatural
Grading LabGIA
CertificateGIA 3545803497
Dimensions6.72 × 6.52 × 4.45 mm
L/W Ratio1.03
Top View
6.72 mm6.52 mm1.56 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3545803497
Side View
Table 61.0%Crown 38.9°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$47,152 HKD|Low: HK$20,329 HKD|High: HK$47,411 HKD|Avg: HK$28,255 HKD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 7HK$20,494 HKD
Retailer 11HK$21,392 HKD
Retailer 12HK$22,652 HKD
Retailer 4HK$23,546 HKD
Retailer 6HK$23,578 HKD
Retailer 16HK$25,516 HKD
Retailer 2HK$26,834 HKD
Retailer 13HK$26,912 HKD
Retailer 15HK$26,912 HKD
Retailer 14HK$27,854 HKD
Retailer 10HK$29,469 HKD
Retailer 8HK$29,959 HKD
Retailer 3HK$31,949 HKD
Retailer 9HK$33,011 HKD
Retailer 5HK$33,471 HKD
MOH LondonHK$47,152 HKD

35 data points across 16 retailers

17 retailersHK$20,494 HKD to HK$47,152 HKD

A
Cheapest Retailer
-
HK$20,494 HKD
$2,612 USD
A
Retailer 2
-
HK$21,392 HKD
View
A
Retailer 3
-
HK$22,652 HKD
$2,887 USD
View
A
Retailer 4
-
HK$23,524 HKD
A$4,613 AUD
View
A
Retailer 5
-
HK$23,546 HKD
$3,001 USD
View
A
Retailer 6
-
HK$23,578 HKD
$3,005 USD
View
Final sale: no returns
A
Retailer 7
-
HK$25,516 HKD
$3,252 USD
View
Retailer 8
-
HK$26,834 HKD
$3,420 USD
View
A
Retailer 9
-
HK$26,912 HKD
$3,430 USD
View
A
Retailer 10
-
HK$26,912 HKD
$3,430 USD
View
A
Retailer 11
-
HK$27,854 HKD
$3,550 USD
View
A
Retailer 12
-
HK$29,469 HKD
£2,957 GBP
View
Retailer 13
-
HK$29,959 HKD
A$5,874 AUD
View
Price last confirmed 24 days ago
Retailer 14
-
HK$31,949 HKD
$4,072 USD
View
Price last confirmed 10 days ago
A
Retailer 15
-
HK$33,011 HKD
€4,007 EUR
View
A
Retailer 16
-
HK$33,471 HKD
$4,266 USD
View
Most Expensive
B+
MOH London
A69B50BB8 · Nov 1
HK$47,152 HKD
£4,732 GBP
View
16 more retailers have this diamond
Prices start from HK$20,494 HKDSave up to HK$26,658 HKD

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
1.56ct Cushion
HK$20,494 HKD