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Round|Natural|GIA

5.01ct I SI1 Round Natural Diamond

ID • I/SI1 • GIA 119

Certificate GIA 119

Diamond specifications and retailer prices

From $111,156 AUD
$78,081 USD
As of October 31, 2026
Save $17,137 AUD (13%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $128,293 AUD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 5.01ct natural round diamond

This 5.01ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 3 retailers as of October 31, 2026, with prices from $111,156 to $128,293, a $17,137 spread on the same certified stone. Blue Nile lists it at $128,293. 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

5.01
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 119
Dimensions10.88 × 10.94 × 6.78 mm
L/W Ratio1.01
Top View
10.88 mm10.94 mm5.01 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 119
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.2%

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: Oct 31
Current: $128,293 AUD|Low: $110,053 AUD|High: $128,293 AUD|Avg: $118,146 AUD
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2$111,156 AUD
Retailer 3$116,409 AUD
Blue Nile$128,293 AUD

3 data points across 3 retailers

3 retailers$111,156 AUD to $128,293 AUD

B+
Cheapest Retailer
-
$111,156 AUD
$78,081 USD
B+
Retailer 2
-
$116,409 AUD
$81,771 USD
View
Most Expensive
B
Blue Nile
6217371 · Oct 31
$128,293 AUD
$90,119 USD
View
2 more retailers have this diamond
Prices start from $111,156 AUDSave up to $17,137 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+
5.01ct Round
$111,156 AUD