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3.72ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7211078129

Certificate GIA 7211078129

Diamond specifications and retailer prices

From $55,770 AUD
$39,175 USD
As of November 1, 2026
Save $24,798 AUD (31%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $80,567 AUD at Yorxs · As of November 2, 2026
View at Yorxs

About this 3.72ct natural round diamond

This 3.72ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7211078129. Listed at 12 retailers as of November 1, 2026, with prices from $55,770 to $80,567, a $24,798 spread on the same certified stone. Yorxs lists it at $80,567. 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

3.72
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7211078129
Dimensions9.89 × 9.83 × 6.17 mm
L/W Ratio1.01
Top View
9.89 mm9.83 mm3.72 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7211078129
Side View
Table 57.0%Crown 34.5°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 62.6%

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 1
Current: $73,881 AUD|Low: $55,770 AUD|High: $80,926 AUD|Avg: $65,053 AUD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 2, 2026
Retailer 2$55,770 AUD
Retailer 5$55,978 AUD
Retailer 4$59,220 AUD
Retailer 3$67,254 AUD
Retailer 1$73,881 AUD
Yorxs$80,567 AUD

35 data points across 6 retailers

12 retailers$55,770 AUD to $80,567 AUD

B+
Cheapest Retailer
-
$55,770 AUD
$39,175 USD
B+
Retailer 2
-
$55,978 AUD
HK$307,200 HKD
View
B+
Retailer 3
-
$59,220 AUD
$41,599 USD
View
B+
Retailer 4
-
$61,072 AUD
CA$59,583 CAD
View
B
Retailer 5
-
$63,027 AUD
$44,273 USD
View
B
Retailer 6
-
$67,254 AUD
$47,242 USD
View
Final sale: no returns
B
Retailer 7
-
$68,817 AUD
$48,340 USD
View
B
Retailer 8
-
$68,817 AUD
$48,340 USD
View
B
Retailer 9
-
$71,109 AUD
$49,950 USD
View
B
Retailer 10
-
$73,758 AUD
$51,811 USD
View
B
Retailer 11
-
$73,881 AUD
£40,864 GBP
View
Most Expensive
B
Yorxs
R3842 · Nov 2
$80,567 AUD
€53,899 EUR
View
11 more retailers have this diamond
Prices start from $55,770 AUDSave up to $24,798 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+
3.72ct Round
$55,770 AUD