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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 $747 AUD
As of November 6, 2026
Save $1,291 AUD (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,038 AUD 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 $747 to $2,038, a $1,291 spread on the same certified stone. Do Amore Diamonds lists it at $2,038. 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
Colour
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: $2,038 AUD|Low: $651 AUD|High: $2,183 AUD|Avg: $1,075 AUD|-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$747 AUD
Retailer 8$809 AUD
Retailer 2$902 AUD
Retailer 9$926 AUD
Retailer 6$961 AUD
Retailer 3$1,048 AUD
Retailer 5$1,048 AUD
Retailer 4$1,077 AUD
Do Amore Diamonds$2,038 AUD

12 data points across 9 retailers

8 retailers$747 AUD to $2,038 AUD

A
Cheapest Retailer
-
$747 AUD
Final sale: no returns
A
Retailer 2
-
$809 AUD
View
A
Retailer 3
-
$902 AUD
View
A
Retailer 4
-
$961 AUD
View
A
Retailer 5
-
$1,048 AUD
View
A
Retailer 6
-
$1,048 AUD
View
A
Retailer 7
-
$1,077 AUD
View
Most Expensive
B
Do Amore Diamonds
12-100767938005 · Nov 6
$2,038 AUD
$1,400 USD
View
7 more retailers have this diamond
Prices start from $747 AUDSave up to $1,291 AUD

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
$747 AUD