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Round|Natural|GIA

5.57ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 5151930019

Certificate GIA 5151930019

Diamond specifications and retailer prices

From $69,511 AUD
As of November 6, 2026
Save $17,650 AUD (20%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $87,161 AUD at Yorxs · As of November 5, 2026
View at Yorxs

About this 5.57ct natural round diamond

This 5.57ct natural round sits in the over five carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5151930019. Listed at 7 retailers as of November 5, 2026, with prices from $69,511 to $87,161, a $17,650 spread on the same certified stone. Yorxs lists it at $87,161. 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

5.57
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5151930019
Dimensions11.40 × 11.44 × 6.98 mm
L/W Ratio1.00
Girdle conditionThin to Medium
Top View
11.40 mm11.44 mm5.57 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5151930019
Side View
Table 58.0%Crown 35.5°Girdle: ThinPavilion 41°Culet: NoneDepth 61.1%

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 6
Current: $72,016 AUD|Low: $61,034 AUD|High: $88,183 AUD|Avg: $76,173 AUD|-2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 8$61,034 AUD
Retailer 6$69,511 AUD
Retailer 5$71,485 AUD
Retailer 1$72,016 AUD
Retailer 2$76,802 AUD
Retailer 3$76,802 AUD
Retailer 4$81,233 AUD
Yorxs$87,161 AUD
Retailer 7$88,183 AUD

35 data points across 9 retailers

7 retailers$69,511 AUD to $87,161 AUD

B+
Cheapest Retailer
-
$69,511 AUD
B+
Retailer 2
-
$71,485 AUD
View
B+
Retailer 3
-
$72,016 AUD
View
B
Retailer 4
-
$76,802 AUD
View
B
Retailer 5
-
$76,802 AUD
View
B
Retailer 6
-
$81,233 AUD
View
Most Expensive
B
Yorxs
C8AB0DF67 · Nov 5
$87,161 AUD
€58,110 EUR
View
6 more retailers have this diamond
Prices start from $69,511 AUDSave up to $17,650 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.

B+
5.57ct Round
$69,511 AUD