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Round|Natural|GIA

5.72ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1557710631

Certificate GIA 1557710631

Diamond specifications and retailer prices

From $80,020 AUD
As of November 5, 2026
Save $130,898 AUD (62%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $265,266 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 5.72ct natural round diamond

This 5.72ct natural round sits in the over five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1557710631. Listed at 12 retailers as of November 2, 2026, with a 164% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.72
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1557710631
Dimensions11.30 × 11.40 × 7.05 mm
L/W Ratio1.01
Culet sizeNone
Top View
11.30 mm11.40 mm5.72 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1557710631
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.1%

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 5
Current: $265,266 AUD|Low: $80,020 AUD|High: $265,266 AUD|Avg: $118,118 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5$80,020 AUD
Retailer 4$98,858 AUD
Retailer 3$103,203 AUD
Retailer 6$108,970 AUD
Retailer 10$168,463 AUD
Retailer 8$172,503 AUD
Retailer 9$180,991 AUD
Retailer 11$203,107 AUD
Retailer 2$204,091 AUD
Retailer 7$210,918 AUD
MOH London$265,266 AUD

43 data points across 11 retailers

12 retailers$80,020 AUD to $210,918 AUD

A
Cheapest Retailer
-
$80,020 AUD
A
Retailer 2
-
$87,281 AUD
View
B+
Retailer 3
-
$98,858 AUD
View
B+
Retailer 4
-
$103,203 AUD
View
B+
Retailer 5
-
$108,970 AUD
View
B
Retailer 6
-
$168,463 AUD
View
B
Retailer 7
-
$172,503 AUD
View
B
Retailer 8
-
$180,991 AUD
View
B
Retailer 9
-
$203,107 AUD
View
C
Retailer 10
-
$204,091 AUD
View
B
Retailer 11
-
$210,918 AUD
View
Most Expensive
MOH London
60BB46547 · Nov 2
$265,266 AUD
£146,217 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $80,020 AUDSave up to $130,898 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
5.72ct Round
$80,020 AUD