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Radiant|Natural|GIA

0.51ct J I1 Radiant Natural Diamond

EX • J/I1 • GIA 1445790636

Certificate GIA 1445790636

Diamond specifications and retailer prices

From HK$3,214 HKD
As of November 1, 2026
Save HK$2,223 HKD (41%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$5,437 HKD at DreamStone · As of October 31, 2026
View at DreamStone

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1445790636. Listed at 8 retailers as of October 31, 2026, with prices from HK$3,214 to HK$5,437, a HK$2,223 spread on the same certified stone. DreamStone lists it at HK$5,437. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
J
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1445790636
Dimensions5.03 × 4.01 × 2.87 mm
L/W Ratio1.25
Key to symbols
Feather
Top View
5.03 mm4.01 mm0.51 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1445790636
Side View
Table 70.0%CrownGirdlePavilionCulet: NoneDepth 71.5%

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: Nov 1
Current: HK$5,437 HKD|Low: HK$3,214 HKD|High: HK$14,680 HKD|Avg: HK$5,472 HKD
DreamStone
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 10HK$3,214 HKD
Retailer 8HK$3,829 HKD
Retailer 4HK$4,127 HKD
Retailer 5HK$4,127 HKD
Retailer 6HK$4,243 HKD
Retailer 9HK$4,417 HKD
Retailer 11HK$5,163 HKD
Retailer 2HK$5,198 HKD
DreamStoneHK$5,437 HKD
Retailer 3HK$5,756 HKD
Retailer 7HK$14,680 HKD

20 data points across 11 retailers

8 retailersHK$3,214 HKD to HK$5,437 HKD

A
Cheapest Retailer
-
HK$3,214 HKD
B+
Retailer 2
-
HK$3,829 HKD
$488 USD
View
B
Retailer 3
-
HK$4,127 HKD
$526 USD
View
B
Retailer 4
-
HK$4,127 HKD
$526 USD
View
B
Retailer 5
-
HK$4,417 HKD
$563 USD
View
B
Retailer 6
-
HK$5,198 HKD
€631 EUR
View
Most Expensive
B
DreamStone
67d88b69eac682738cabfbbb · Oct 31
HK$5,437 HKD
$693 USD
View
6 more retailers have this diamond
Prices start from HK$3,214 HKDSave up to HK$2,223 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
0.51ct Radiant
HK$3,214 HKD