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Cushion|Natural|GIA

0.51ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 3395881631

Certificate GIA 3395881631

Diamond specifications and retailer prices

From HK$8,466 HKD
$1,079 USD
As of October 30, 2026
Save HK$9,490 HKD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$17,955 HKD at MOH London · As of October 29, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3395881631. Listed at 6 retailers as of October 29, 2026, with prices from HK$8,466 to HK$17,955, a HK$9,490 spread on the same certified stone. MOH London lists it at HK$17,955. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 3395881631
Dimensions4.54 × 4.34 × 3.00 mm
L/W Ratio1.05
Top View
4.54 mm4.34 mm0.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 3395881631
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.1%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: HK$17,955 HKD|Low: HK$8,434 HKD|High: HK$18,075 HKD|Avg: HK$12,007 HKD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 4HK$8,434 HKD
Retailer 5HK$8,834 HKD
Retailer 6HK$9,391 HKD
Retailer 2HK$11,132 HKD
Retailer 3HK$13,609 HKD
Retailer 7HK$14,677 HKD
MOH LondonHK$17,955 HKD

41 data points across 7 retailers

6 retailersHK$8,466 HKD to HK$17,955 HKD

Retailer 1
-
HK$8,434 HKD
$1,075 USD
Price last confirmed 11 days ago
B
Retailer 2
-
HK$8,466 HKD
$1,079 USD
View
B
Retailer 3
-
HK$8,834 HKD
$1,126 USD
View
B
Retailer 4
-
HK$11,132 HKD
£1,117 GBP
View
B
Retailer 5
-
HK$13,609 HKD
€1,652 EUR
View
Most Expensive
B
MOH London
47776F153 · Oct 29
HK$17,955 HKD
£1,802 GBP
View
5 more retailers have this diamond
Prices start from HK$8,466 HKDSave up to HK$9,490 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$8,466 HKD