CaratHunter
Plans
Radiant|Natural|GIA

0.51ct D SI2 Radiant Natural Diamond

D/SI2

Diamond specifications and retailer prices

From $962 CAD
$687 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: $962 CAD at Diamonds Direct
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamonds Direct

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included) and certified by GIA. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
D
Color
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
Dimensions5.15 × 4.08 × 2.77 mm
L/W Ratio1.26
Top View
5.15 mm4.08 mm0.51 ctD / SI2
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCuletDepth 67.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $962 CAD|Low: $962 CAD|High: $2,741 CAD|Avg: $1,856 CAD|-5.1%
Diamonds Direct
Retailer 2
October 30, 2026
Diamonds Direct$962 CAD
Retailer 2$2,741 CAD

11 data points across 2 retailers

1 retailer

B+
Diamonds Direct
925307 · Oct 30
$962 CAD
$687 USD
View

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
$962 CAD