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Cushion|Natural|GIA

0.51ct G SI1 Cushion Natural Diamond

ID • G/SI1 • GIA 1568707110

Certificate GIA 1568707110

Diamond specifications and retailer prices

From HK$5,361 HKD
As of November 6, 2026
Save HK$5,588 HKD (51%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$10,949 HKD at MOH London · As of November 7, 2026
View at MOH London

About this 0.51ct natural cushion diamond

This 0.51ct natural cushion sits in the half to three-quarter carat band, graded G 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 1568707110. Listed at 13 retailers as of November 6, 2026, with prices from HK$5,361 to HK$10,949, a HK$5,588 spread on the same certified stone. MOH London lists it at HK$10,949. 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

0.51
Carat
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.3°
Pavilion angle38.2°
OriginNatural
Grading LabGIA
CertificateGIA 1568707110
Dimensions5.60 × 4.23 × 2.85 mm
L/W Ratio1.32
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
5.60 mm4.23 mm0.51 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1568707110
Side View
Table 64.0%Crown 32.3°Girdle: STK-VTKPavilion 38.2°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$10,949 HKD|Low: HK$5,361 HKD|High: HK$11,068 HKD|Avg: HK$7,283 HKD|-0.6%
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
November 7, 2026
Retailer 13HK$5,361 HKD
Retailer 3HK$5,541 HKD
Retailer 8HK$6,011 HKD
Retailer 4HK$6,097 HKD
Retailer 12HK$6,913 HKD
Retailer 11HK$7,046 HKD
Retailer 2HK$7,148 HKD
Retailer 6HK$7,336 HKD
Retailer 10HK$7,367 HKD
Retailer 9HK$7,524 HKD
Retailer 5HK$8,057 HKD
Retailer 7HK$9,272 HKD
MOH LondonHK$10,949 HKD

16 data points across 13 retailers

13 retailersHK$5,361 HKD to HK$10,949 HKD

B+
Cheapest Retailer
-
HK$5,361 HKD
B+
Retailer 2
-
HK$5,541 HKD
View
Final sale: no returns
Retailer 3
-
HK$6,011 HKD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
HK$6,097 HKD
View
B
Retailer 5
-
HK$6,913 HKD
View
B
Retailer 6
-
HK$7,046 HKD
View
B
Retailer 7
-
HK$7,148 HKD
View
B
Retailer 8
-
HK$7,336 HKD
View
B
Retailer 9
-
HK$7,367 HKD
View
B
Retailer 10
-
HK$7,524 HKD
View
B
Retailer 11
-
HK$8,057 HKD
View
B
Retailer 12
-
HK$9,272 HKD
View
Most Expensive
B
MOH London
0B3CBAB6E · Nov 7
HK$10,949 HKD
£1,100 GBP
View
12 more retailers have this diamond
Prices start from HK$5,361 HKDSave up to HK$5,588 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.

B+
0.51ct Cushion
HK$5,361 HKD