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Cushion|Natural|GIA

1.60ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 1236820956

Certificate GIA 1236820956

Diamond specifications and retailer prices

From HK$21,592 HKD
As of November 1, 2026
Save HK$27,264 HKD (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$48,856 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.6ct natural cushion diamond

This 1.6ct 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 1236820956. Listed at 10 retailers as of November 1, 2026, with prices from HK$21,592 to HK$48,856, a HK$27,264 spread on the same certified stone. MOH London lists it at HK$48,856. 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

1.60
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle35.85°
OriginNatural
Grading LabGIA
CertificateGIA 1236820956
Dimensions7.74 × 5.97 × 4.16 mm
L/W Ratio1.30
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.74 mm5.97 mm1.60 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1236820956
Side View
Table 66.0%CrownGirdle: STK-VTKPavilion 35.85°Culet: NoneDepth 69.8%

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 1
Current: HK$48,856 HKD|Low: HK$21,392 HKD|High: HK$49,444 HKD|Avg: HK$31,052 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5HK$21,592 HKD
Retailer 2HK$25,585 HKD
Retailer 8HK$26,402 HKD
Retailer 3HK$27,721 HKD
Retailer 6HK$28,952 HKD
Retailer 9HK$30,035 HKD
Retailer 7HK$31,392 HKD
Retailer 4HK$35,384 HKD
MOH LondonHK$48,856 HKD

40 data points across 9 retailers

10 retailersHK$21,592 HKD to HK$48,856 HKD

A
Cheapest Retailer
-
HK$21,592 HKD
A
Retailer 2
-
HK$25,585 HKD
€3,106 EUR
View
A
Retailer 3
-
HK$26,402 HKD
$3,365 USD
View
A
Retailer 4
-
HK$27,721 HKD
£2,782 GBP
View
A
Retailer 5
-
HK$28,952 HKD
$3,690 USD
View
Final sale: no returns
A
Retailer 6
-
HK$29,570 HKD
A$5,798 AUD
View
A
Retailer 7
-
HK$30,035 HKD
SGD 5,173 SGD
View
A
Retailer 8
-
HK$31,392 HKD
$4,001 USD
View
A
Retailer 9
-
HK$35,384 HKD
€4,295 EUR
View
Most Expensive
B+
MOH London
605FA1820 · Nov 2
HK$48,856 HKD
£4,903 GBP
View
9 more retailers have this diamond
Prices start from HK$21,592 HKDSave up to HK$27,264 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
1.60ct Cushion
HK$21,592 HKD