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Cushion|Natural|GIA

0.30ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1555421216

Certificate GIA 1555421216

Diamond specifications and retailer prices

From HK$1,862 HKD
₹22,606 INR
As of October 31, 2026
Save HK$4,176 HKD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$6,038 HKD at MOH London · As of November 1, 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 H 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 1555421216. Listed at 11 retailers as of October 31, 2026, with prices from HK$1,862 to HK$6,038, a HK$4,176 spread on the same certified stone. MOH London lists it at HK$6,038. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555421216
Dimensions3.82 × 3.81 × 2.55 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
3.82 mm3.81 mm0.30 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1555421216
Side View
Table 62.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 67.0%

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 31
Current: HK$6,038 HKD|Low: HK$1,857 HKD|High: HK$7,214 HKD|Avg: HK$4,033 HKD|-16.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 4HK$1,862 HKD
Retailer 8HK$2,817 HKD
Retailer 10HK$3,021 HKD
Retailer 2HK$3,376 HKD
Retailer 7HK$3,585 HKD
Retailer 11HK$3,774 HKD
Retailer 9HK$3,808 HKD
Retailer 5HK$4,056 HKD
Retailer 6HK$4,869 HKD
Retailer 3HK$4,942 HKD
MOH LondonHK$6,038 HKD

36 data points across 11 retailers

11 retailersHK$1,862 HKD to HK$6,038 HKD

A
Cheapest Retailer
-
HK$1,862 HKD
₹22,606 INR
B+
Retailer 2
-
HK$2,817 HKD
$359 USD
View
B+
Retailer 3
-
HK$3,021 HKD
$385 USD
View
B+
Retailer 4
-
HK$3,376 HKD
£339 GBP
View
B
Retailer 5
-
HK$3,585 HKD
£360 GBP
View
B
Retailer 6
-
HK$3,774 HKD
$481 USD
View
B
Retailer 7
-
HK$3,808 HKD
$485 USD
View
B
Retailer 8
-
HK$4,056 HKD
ZAR 8,351 ZAR
View
B
Retailer 9
-
HK$4,869 HKD
€591 EUR
View
Retailer 10
-
HK$4,942 HKD
A$969 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
MOH London
C83572BD0 · Nov 1
HK$6,038 HKD
£606 GBP
View
10 more retailers have this diamond
Prices start from HK$1,862 HKDSave up to HK$4,176 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$1,862 HKD