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Radiant|Natural|GIA

0.51ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 2557068741

Certificate GIA 2557068741

Diamond specifications and retailer prices

From $513 USD
As of November 6, 2026
Save $887 USD (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,400 USD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557068741. Listed at 8 retailers as of November 6, 2026, with prices from $513 to $1,400, a $887 spread on the same certified stone. Do Amore Diamonds lists it at $1,400. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2557068741
Dimensions5.39 × 3.89 × 2.61 mm
L/W Ratio1.39
Top View
5.39 mm3.89 mm0.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2557068741
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.0%

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 6
Current: $1,400 USD|Low: $447 USD|High: $1,500 USD|Avg: $738 USD|-6.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 25, 2026
Retailer 7$513 USD
Retailer 8$556 USD
Retailer 2$620 USD
Retailer 9$636 USD
Retailer 6$660 USD
Retailer 3$720 USD
Retailer 5$720 USD
Retailer 4$740 USD
Do Amore Diamonds$1,400 USD

12 data points across 9 retailers

8 retailers$513 USD to $1,400 USD

A
Cheapest Retailer
-
$513 USD
Final sale: no returns
A
Retailer 2
-
$556 USD
View
A
Retailer 3
-
$620 USD
View
A
Retailer 4
-
$660 USD
View
A
Retailer 5
-
$720 USD
View
A
Retailer 6
-
$720 USD
View
A
Retailer 7
-
$740 USD
View
Most Expensive
B
Do Amore Diamonds
12-100767938005 · Nov 6
$1,400 USD
View
7 more retailers have this diamond
Prices start from $513 USDSave up to $887 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.

A
0.51ct Radiant
$513 USD