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Cushion|Natural|GIA

0.78ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 3215039518

Shape and cutting style on the report: Cushion modified brilliant

Certificate GIA 3215039518

Diamond specifications and retailer prices

From HK$28,773 HKD
£2,887 GBP
As of October 29, 2026
Save HK$17,664 HKD (38%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$46,437 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.78ct natural cushion diamond

This 0.78ct natural cushion sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3215039518. Listed at 5 retailers as of October 29, 2026, with prices from HK$28,773 to HK$46,437, a HK$17,664 spread on the same certified stone. MOH London lists it at HK$46,437. 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

0.78
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3215039518
Dimensions5.28 × 5.19 × 3.55 mm
L/W Ratio1.02
Top View
5.28 mm5.19 mm0.78 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3215039518
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 68.3%

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 29
Current: HK$46,437 HKD|Low: HK$22,927 HKD|High: HK$46,745 HKD|Avg: HK$31,601 HKD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 6HK$22,927 HKD
Retailer 2HK$28,773 HKD
Retailer 4HK$29,611 HKD
Retailer 5HK$31,291 HKD
Retailer 3HK$32,288 HKD
MOH LondonHK$46,437 HKD

43 data points across 6 retailers

5 retailersHK$28,773 HKD to HK$46,437 HKD

B
Cheapest Retailer
-
HK$28,773 HKD
£2,887 GBP
B
Retailer 2
-
HK$29,611 HKD
A$5,806 AUD
View
Price last confirmed 25 days ago
B
Retailer 3
-
HK$31,291 HKD
$3,988 USD
View
B
Retailer 4
-
HK$32,288 HKD
€3,919 EUR
View
Most Expensive
B
MOH London
A3C068E25 · Oct 29
HK$46,437 HKD
£4,660 GBP
View
4 more retailers have this diamond
Prices start from HK$28,773 HKDSave up to HK$17,664 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
0.78ct Cushion
HK$28,773 HKD