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Cushion|Natural|GIA

1.70ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 5563208516

Certificate GIA 5563208516

Diamond specifications and retailer prices

From HK$28,512 HKD
As of November 6, 2026
Save HK$31,746 HKD (53%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$60,258 HKD 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5563208516. Listed at 13 retailers as of November 4, 2026, with prices from HK$28,512 to HK$60,258, a HK$31,746 spread on the same certified stone. MOH London lists it at HK$60,258. 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

1.70
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5563208516
Dimensions8.47 × 6.05 × 4.04 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural
Top View
8.47 mm6.05 mm1.70 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5563208516
Side View
Table 60.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 66.8%

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 6
Current: HK$60,258 HKD|Low: HK$28,512 HKD|High: HK$60,746 HKD|Avg: HK$40,236 HKD|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2HK$28,512 HKD
Retailer 7HK$35,746 HKD
Retailer 3HK$36,804 HKD
Retailer 6HK$37,377 HKD
Retailer 8HK$38,325 HKD
Retailer 9HK$39,916 HKD
Retailer 4HK$40,363 HKD
Retailer 5HK$46,280 HKD
MOH LondonHK$60,258 HKD

28 data points across 9 retailers

13 retailersHK$28,512 HKD to HK$60,258 HKD

A
Cheapest Retailer
-
HK$28,512 HKD
B+
Retailer 2
-
HK$33,082 HKD
View
B+
Retailer 3
-
HK$34,798 HKD
View
B+
Retailer 4
-
HK$35,739 HKD
View
B+
Retailer 5
-
HK$35,746 HKD
View
B+
Retailer 6
-
HK$36,804 HKD
View
B+
Retailer 7
-
HK$37,377 HKD
View
Retailer 8
-
HK$38,325 HKD
View
Price last confirmed 10 days ago
Retailer 9
-
HK$39,892 HKD
View
Price last confirmed 39 days ago
B
Retailer 10
-
HK$39,916 HKD
View
B
Retailer 11
-
HK$40,363 HKD
View
B
Retailer 12
-
HK$46,280 HKD
View
Most Expensive
B
MOH London
426D53C74 · Nov 4
HK$60,258 HKD
£6,054 GBP
View
12 more retailers have this diamond
Prices start from HK$28,512 HKDSave up to HK$31,746 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
1.70ct Cushion
HK$28,512 HKD