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Round|Natural|GIA

0.51ct L SI2 Round Natural Diamond

GD • L/SI2 • GIA 1558785610

Certificate GIA 1558785610

Diamond specifications and retailer prices

From $191 USD
As of November 4, 2026
Save $263 USD (58%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $454 USD at Yorxs · As of November 2, 2026
View at Yorxs

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 1558785610. Listed at 8 retailers as of November 2, 2026, with prices from $191 to $454, a $263 spread on the same certified stone. Yorxs lists it at $454. 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
L
Color
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle39.5°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 1558785610
Dimensions4.89 × 4.90 × 3.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
4.89 mm4.90 mm0.51 ctL / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1558785610
Side View
Table 56.0%Crown 39.5°Girdle: THK-VTKPavilion 40°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $386 USD|Low: $191 USD|High: $638 USD|Avg: $382 USD|-21.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
November 5, 2026
Retailer 2$191 USD
Retailer 7$230 USD
Retailer 3$232 USD
Retailer 5$274 USD
Retailer 4$343 USD
Retailer 1$386 USD
Retailer 6$432 USD
Yorxs$454 USD

39 data points across 8 retailers

8 retailers$191 USD to $454 USD

B+
Cheapest Retailer
-
$191 USD
B+
Retailer 2
-
$230 USD
View
B+
Retailer 3
-
$232 USD
View
Final sale: no returns
Retailer 4
-
$274 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$343 USD
View
B+
Retailer 6
-
$386 USD
View
B+
Retailer 7
-
$432 USD
View
Most Expensive
B
Yorxs
TN0132009 · Nov 2
$454 USD
€432 EUR
View
7 more retailers have this diamond
Prices start from $191 USDSave up to $263 USD

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 Round
$191 USD