Round|Natural|GIA

4.01ct G SI1 Round Natural Diamond

ID • G/SI1 • GIA 02

Certificate GIA 02

Diamond specifications and retailer prices

From $103,977 AUD
$73,038 USD
As of October 31, 2026
Save $14,683 AUD (12%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $136,120 AUD at Aurelinne · As of September 17, 2026
View at Aurelinne

About this 4.01ct natural round diamond

This 4.01ct natural round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 6 retailers as of October 31, 2026, with a relatively tight 14% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

4.01
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 02
Dimensions10.14 × 10.21 × 6.29 mm
L/W Ratio1.01
Top View
10.14 mm10.21 mm4.01 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 02
Side View
Table 58.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 61.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $136,120 AUD|Low: $103,000 AUD|High: $136,120 AUD|Avg: $117,437 AUD
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 25, 2026
Retailer 2$103,977 AUD
Retailer 7$109,260 AUD
Retailer 6$118,660 AUD
Retailer 5$120,996 AUD
Retailer 3$126,037 AUD
Retailer 4$131,079 AUD
Aurelinne$136,120 AUD

7 data points across 7 retailers

6 retailers$103,977 AUD to $118,660 AUD

B+
Cheapest Retailer
-
$103,977 AUD
$73,038 USD
B+
Retailer 2
-
$109,260 AUD
$76,749 USD
View
B+
Retailer 3
-
$118,660 AUD
$83,352 USD
View
Retailer 4
-
$126,037 AUD
$88,534 USD
View
Price last confirmed 44 days ago
Retailer 5
-
$131,079 AUD
$92,076 USD
View
Price last confirmed 48 days ago
Most Expensive
Aurelinne
c1185e52-5e4f-4d4c-8f69-f44c803b91d6 · Sep 17
$136,120 AUD
$95,617 USD
View
Price last confirmed 45 days ago
5 more retailers have this diamond
Prices start from $103,977 AUDSave up to $14,683 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+
4.01ct Round
$103,977 AUD