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Radiant|Natural|GIA

0.51ct J SI1 Radiant Natural Diamond

GD • J/SI1 • GIA 2436054002

Certificate GIA 2436054002

Diamond specifications and retailer prices

From €627 EUR
$703 USD
As of November 2, 2026
Save €754 EUR (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,380 EUR at MOH London · As of October 29, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 2436054002. Listed at 21 retailers as of October 29, 2026, with prices from €627 to €1,380, a €754 spread on the same certified stone. MOH London lists it at €1,380. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
J
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2436054002
Dimensions5.47 × 3.84 × 2.60 mm
L/W Ratio1.42
Top View
5.47 mm3.84 mm0.51 ctJ / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2436054002
Side View
Table 64.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 67.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €1,380 EUR|Low: €522 EUR|High: €2,351 EUR|Avg: €1,018 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 9€627 EUR
Retailer 7€637 EUR
Retailer 3€679 EUR
Retailer 4€679 EUR
Retailer 11€705 EUR
Retailer 8€834 EUR
Retailer 5€903 EUR
Retailer 2€973 EUR
Retailer 10€1,127 EUR
Retailer 6€1,157 EUR
MOH London€1,380 EUR
Retailer 12€2,351 EUR

44 data points across 12 retailers

21 retailers€627 EUR to €1,380 EUR

B
Cheapest Retailer
-
€627 EUR
$703 USD
Final sale: no returns
B
Retailer 2
-
€637 EUR
$715 USD
View
B
Retailer 3
-
€679 EUR
$762 USD
View
B
Retailer 4
-
€679 EUR
$762 USD
View
B
Retailer 5
-
€685 EUR
$768 USD
View
B
Retailer 6
-
€689 EUR
$773 USD
View
B
Retailer 7
-
€705 EUR
$791 USD
View
B
Retailer 8
-
€770 EUR
$864 USD
View
B
Retailer 9
-
€784 EUR
$879 USD
View
C
Retailer 10
-
€834 EUR
$935 USD
View
C
Retailer 11
-
€838 EUR
$940 USD
View
C
Retailer 12
-
€838 EUR
$940 USD
View
C
Retailer 13
-
€838 EUR
$940 USD
View
C
Retailer 14
-
€865 EUR
$970 USD
View
C
Retailer 15
-
€903 EUR
£797 GBP
View
C
Retailer 16
-
€973 EUR
View
Retailer 17
-
€1,127 EUR
A$1,945 AUD
View
Price last confirmed 28 days ago
C
Retailer 18
-
€1,157 EUR
ZAR 20,966 ZAR
View
C
Retailer 19
-
€1,207 EUR
CA$1,880 CAD
View
Most Expensive
C
MOH London
E474822A4 · Oct 29
€1,380 EUR
£1,219 GBP
View
19 more retailers have this diamond
Prices start from €627 EURSave up to €754 EUR

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
0.51ct Radiant
€627 EUR