Round|Natural|GIA

3.05ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2537964680

Certificate GIA 2537964680

Diamond specifications and retailer prices

From $39,115 AUD
$27,476 USD
As of October 31, 2026
Save $2,597 AUD (6%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $41,711 AUD at Jared · As of October 30, 2026
View at Jared

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2537964680. Listed at 3 retailers as of October 30, 2026, with a relatively tight 7% 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

3.05
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2537964680
Dimensions9.24 × 9.19 × 5.79 mm
L/W Ratio1.01
Top View
9.24 mm9.19 mm3.05 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537964680
Side View
Table 57.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: $41,711 AUD|Low: $39,115 AUD|High: $47,201 AUD|Avg: $42,152 AUD
Jared
Retailer 2
Retailer 3
Retailer 4
October 5, 2026
Retailer 3$39,115 AUD
Retailer 2$40,359 AUD
Jared$41,711 AUD
Retailer 4$47,201 AUD

2 data points across 4 retailers

3 retailers$39,115 AUD to $41,711 AUD

B+
Cheapest Retailer
-
$39,115 AUD
$27,476 USD
B
Retailer 2
-
$40,359 AUD
$28,350 USD
View
Most Expensive
B
Jared
159218999 · Oct 30
$41,711 AUD
$29,300 USD
View
2 more retailers have this diamond
Prices start from $39,115 AUDSave up to $2,597 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+
3.05ct Round
$39,115 AUD