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Cushion|Natural|GIA

0.30ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 2557052790

Certificate GIA 2557052790

Diamond specifications and retailer prices

From HK$2,880 HKD
$367 USD
As of October 27, 2026
Save HK$4,195 HKD (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$7,075 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.3ct natural cushion diamond

This 0.3ct natural cushion sits in the sub-half-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 2557052790. Listed at 17 retailers as of October 27, 2026, with prices from HK$2,880 to HK$7,075, a HK$4,195 spread on the same certified stone. MOH London lists it at HK$7,075. 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

0.30
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32°
Pavilion angle37.2°
OriginNatural
Grading LabGIA
CertificateGIA 2557052790
Dimensions3.81 × 3.73 × 2.61 mm
L/W Ratio1.02
Top View
3.81 mm3.73 mm0.30 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557052790
Side View
Table 65.0%Crown 32°Girdle: MED-VTKPavilion 37.2°Culet: NoneDepth 70.0%

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: Oct 27
Current: HK$7,075 HKD|Low: HK$1,816 HKD|High: HK$7,115 HKD|Avg: HK$3,571 HKD|+20.1%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 5HK$1,816 HKD
Retailer 6HK$2,109 HKD
Retailer 8HK$2,275 HKD
Retailer 11HK$2,653 HKD
Retailer 4HK$2,880 HKD
Retailer 3HK$2,974 HKD
Retailer 10HK$3,154 HKD
Retailer 17HK$3,178 HKD
Retailer 12HK$3,358 HKD
Retailer 9HK$3,484 HKD
Retailer 14HK$3,730 HKD
Retailer 7HK$4,036 HKD
Retailer 19HK$4,144 HKD
Retailer 15HK$4,273 HKD
Retailer 18HK$4,551 HKD
Retailer 16HK$4,824 HKD
Retailer 13HK$5,644 HKD
Retailer 2HK$6,187 HKD
MOH LondonHK$7,075 HKD

32 data points across 19 retailers

17 retailersHK$2,880 HKD to HK$7,075 HKD

Retailer 1
-
HK$1,816 HKD
₹22,046 INR
Price last confirmed 15 days ago
Retailer 2
-
HK$2,109 HKD
View
Price last confirmed 25 days ago
Retailer 3
-
HK$2,275 HKD
$290 USD
View
Price last confirmed 21 days ago
Retailer 4
-
HK$2,653 HKD
SGD 457 SGD
View
Price last confirmed 22 days ago
A
Retailer 5
-
HK$2,880 HKD
$367 USD
View
Final sale: no returns
A
Retailer 6
-
HK$2,974 HKD
$379 USD
View
Retailer 7
-
HK$3,178 HKD
$405 USD
View
Price last confirmed 11 days ago
A
Retailer 8
-
HK$3,358 HKD
$428 USD
View
B+
Retailer 9
-
HK$3,730 HKD
£374 GBP
View
Retailer 10
-
HK$4,036 HKD
A$791 AUD
View
Price last confirmed 26 days ago
B+
Retailer 11
-
HK$4,144 HKD
$528 USD
View
B+
Retailer 12
-
HK$4,273 HKD
£429 GBP
View
B
Retailer 13
-
HK$4,551 HKD
$580 USD
View
B
Retailer 14
-
HK$4,824 HKD
ZAR 9,933 ZAR
View
B
Retailer 15
-
HK$5,644 HKD
€685 EUR
View
B
Retailer 16
-
HK$6,187 HKD
£621 GBP
View
Most Expensive
B
MOH London
C3FF5DD05 · Oct 29
HK$7,075 HKD
£710 GBP
View
16 more retailers have this diamond
Prices start from HK$2,880 HKDSave up to HK$4,195 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
0.30ct Cushion
HK$2,880 HKD