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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 $524 SGD
HK$3,200 HKD
As of November 1, 2026
Save $362 SGD (41%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $886 SGD 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 $524 to $886, a $362 spread on the same certified stone. DreamStone lists it at $886. 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: $886 SGD|Low: $524 SGD|High: $2,393 SGD|Avg: $892 SGD
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 10$524 SGD
Retailer 8$624 SGD
Retailer 4$673 SGD
Retailer 5$673 SGD
Retailer 6$692 SGD
Retailer 9$720 SGD
Retailer 11$842 SGD
Retailer 2$847 SGD
DreamStone$886 SGD
Retailer 3$938 SGD
Retailer 7$2,393 SGD

20 data points across 11 retailers

8 retailers$524 SGD to $886 SGD

A
Cheapest Retailer
-
$524 SGD
HK$3,200 HKD
B+
Retailer 2
-
$624 SGD
$488 USD
View
B
Retailer 3
-
$673 SGD
$526 USD
View
B
Retailer 4
-
$673 SGD
$526 USD
View
B
Retailer 5
-
$720 SGD
$563 USD
View
B
Retailer 6
-
$847 SGD
€631 EUR
View
Most Expensive
B
DreamStone
67d88b69eac682738cabfbbb · Oct 31
$886 SGD
$693 USD
View
6 more retailers have this diamond
Prices start from $524 SGDSave up to $362 SGD

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
$524 SGD