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Oval|Natural|GIA

0.30ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 2566733551

Certificate GIA 2566733551

Diamond specifications and retailer prices

From HK$2,197 HKD
$280 USD
As of October 28, 2026
Save HK$1,948 HKD (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$4,145 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 0.3ct natural oval diamond

This 0.3ct natural oval sits in the sub-half-carat band, graded J 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 2566733551. Listed at 7 retailers as of October 28, 2026, with prices from HK$2,197 to HK$4,145, a HK$1,948 spread on the same certified stone. MOH London lists it at HK$4,145. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2566733551
Dimensions5.18 × 3.71 × 2.22 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Feather
Top View
5.18 mm3.71 mm0.30 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2566733551
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 59.9%

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: Oct 28
Current: HK$4,145 HKD|Low: HK$2,197 HKD|High: HK$4,145 HKD|Avg: HK$3,046 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4HK$2,197 HKD
Retailer 6HK$2,736 HKD
Retailer 3HK$2,738 HKD
Retailer 5HK$3,076 HKD
Retailer 2HK$3,147 HKD
MOH LondonHK$4,145 HKD

10 data points across 6 retailers

7 retailersHK$2,197 HKD to HK$4,145 HKD

B+
Cheapest Retailer
-
HK$2,197 HKD
$280 USD
B+
Retailer 2
-
HK$2,243 HKD
A$440 AUD
View
B+
Retailer 3
-
HK$2,736 HKD
$349 USD
View
B
Retailer 4
-
HK$2,738 HKD
£275 GBP
View
B
Retailer 5
-
HK$3,076 HKD
$392 USD
View
B
Retailer 6
-
HK$3,147 HKD
€382 EUR
View
Most Expensive
B
MOH London
33ED3C3E3 · Nov 1
HK$4,145 HKD
£416 GBP
View
6 more retailers have this diamond
Prices start from HK$2,197 HKDSave up to HK$1,948 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+
0.30ct Oval
HK$2,197 HKD