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Round|Natural|GIA

3.11ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6555779709

Certificate GIA 6555779709

Diamond specifications and retailer prices

From $36,611 AUD
$25,658 USD
As of November 2, 2026
Save $2,647 AUD (7%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $57,137 AUD at Aurelinne · As of September 6, 2026
View at Aurelinne

About this 3.11ct natural round diamond

This 3.11ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555779709. Listed at 3 retailers as of November 2, 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

3.11
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555779709
Dimensions9.26 × 9.31 × 5.82 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Feather
Top View
9.26 mm9.31 mm3.11 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555779709
Side View
Table 57.0%Crown 36.5°GirdlePavilion 40.8°CuletDepth 62.7%

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: Nov 2
Current: $39,258 AUD|Low: $36,611 AUD|High: $56,542 AUD|Avg: $48,689 AUD|+1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 3, 2026
Retailer 2$36,611 AUD
Retailer 1$39,258 AUD
Retailer 4$50,789 AUD
Retailer 3$53,655 AUD
Retailer 5$56,542 AUD

29 data points across 5 retailers

3 retailers$36,611 AUD to $39,258 AUD

B+
Cheapest Retailer
-
$36,611 AUD
$25,658 USD
B+
Retailer 2
-
$39,258 AUD
£21,664 GBP
View
Most Expensive
Aurelinne
7d98f85a-cc0d-49cf-a32d-cb7a1cc9ab6f · Sep 6
$57,137 AUD
$40,043 USD
View
Price last confirmed 58 days ago
2 more retailers have this diamond
Prices start from $36,611 AUDSave up to $2,647 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+
3.11ct Round
$36,611 AUD