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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 $1,249 NZD
$703 USD
As of November 2, 2026
Save $1,502 NZD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,751 NZD 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 $1,249 to $2,751, a $1,502 spread on the same certified stone. MOH London lists it at $2,751. 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

How it works →
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: $2,751 NZD|Low: $1,041 NZD|High: $4,687 NZD|Avg: $2,034 NZD|+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$1,249 NZD
Retailer 7$1,271 NZD
Retailer 3$1,354 NZD
Retailer 4$1,354 NZD
Retailer 11$1,406 NZD
Retailer 8$1,662 NZD
Retailer 5$1,800 NZD
Retailer 2$1,939 NZD
Retailer 10$2,247 NZD
Retailer 6$2,307 NZD
MOH London$2,751 NZD
Retailer 12$4,687 NZD

43 data points across 12 retailers

21 retailers$1,249 NZD to $2,751 NZD

B
Cheapest Retailer
-
$1,249 NZD
$703 USD
Final sale: no returns
B
Retailer 2
-
$1,271 NZD
$715 USD
View
B
Retailer 3
-
$1,354 NZD
$762 USD
View
B
Retailer 4
-
$1,354 NZD
$762 USD
View
B
Retailer 5
-
$1,365 NZD
$768 USD
View
B
Retailer 6
-
$1,374 NZD
$773 USD
View
B
Retailer 7
-
$1,406 NZD
$791 USD
View
B
Retailer 8
-
$1,536 NZD
$864 USD
View
B
Retailer 9
-
$1,562 NZD
$879 USD
View
C
Retailer 10
-
$1,662 NZD
$935 USD
View
C
Retailer 11
-
$1,671 NZD
$940 USD
View
C
Retailer 12
-
$1,671 NZD
$940 USD
View
C
Retailer 13
-
$1,671 NZD
$940 USD
View
C
Retailer 14
-
$1,724 NZD
$970 USD
View
C
Retailer 15
-
$1,800 NZD
£797 GBP
View
C
Retailer 16
-
$1,939 NZD
€1,039 EUR
View
Retailer 17
-
$2,247 NZD
A$1,945 AUD
View
Price last confirmed 28 days ago
C
Retailer 18
-
$2,307 NZD
ZAR 20,966 ZAR
View
C
Retailer 19
-
$2,406 NZD
CA$1,880 CAD
View
Most Expensive
C
MOH London
E474822A4 · Oct 29
$2,751 NZD
£1,219 GBP
View
19 more retailers have this diamond
Prices start from $1,249 NZDSave up to $1,502 NZD

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
$1,249 NZD