CaratHunter
Plans
Round|Natural|GIA

0.30ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 5566546432

Certificate GIA 5566546432

Diamond specifications and retailer prices

From HK$1,283 HKD
₹15,578 INR
As of October 31, 2026
Save HK$3,210 HKD (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$4,494 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.3ct natural round diamond

This 0.3ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5566546432. Listed at 8 retailers as of October 26, 2026, with prices from HK$1,283 to HK$4,494, a HK$3,210 spread on the same certified stone. MOH London lists it at HK$4,494. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 5566546432
Dimensions4.31 × 4.33 × 2.66 mm
L/W Ratio1.00
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
4.31 mm4.33 mm0.30 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5566546432
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.6%

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$4,494 HKD|Low: HK$1,283 HKD|High: HK$4,534 HKD|Avg: HK$2,581 HKD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 3HK$1,283 HKD
Retailer 7HK$1,607 HKD
Retailer 2HK$1,828 HKD
Retailer 6HK$2,274 HKD
Retailer 8HK$2,802 HKD
Retailer 4HK$2,847 HKD
Retailer 5HK$3,213 HKD
MOH LondonHK$4,494 HKD

23 data points across 8 retailers

8 retailersHK$1,283 HKD to HK$4,494 HKD

A
Cheapest Retailer
-
HK$1,283 HKD
₹15,578 INR
A
Retailer 2
-
HK$1,607 HKD
View
A
Retailer 3
-
HK$1,828 HKD
$233 USD
View
A
Retailer 4
-
HK$2,274 HKD
A$446 AUD
View
B+
Retailer 5
-
HK$2,802 HKD
$357 USD
View
B+
Retailer 6
-
HK$2,847 HKD
£286 GBP
View
B
Retailer 7
-
HK$3,213 HKD
€390 EUR
View
Most Expensive
B
MOH London
ABF5CD583 · Oct 26
HK$4,494 HKD
£451 GBP
View
7 more retailers have this diamond
Prices start from HK$1,283 HKDSave up to HK$3,210 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 Round
HK$1,283 HKD