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Round|Natural|GIA

3.05ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2155581854

Certificate GIA 2155581854

Diamond specifications and retailer prices

From $49,009 AUD
As of November 2, 2026
Save $47,483 AUD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $96,492 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2155581854. Listed at 11 retailers as of November 2, 2026, with prices from $49,009 to $96,492, a $47,483 spread on the same certified stone. Diamond Quarter lists it at $96,492. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2155581854
Dimensions9.31 × 9.28 × 5.80 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.31 mm9.28 mm3.05 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2155581854
Side View
Table 55.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $47,193 AUD|Low: $44,383 AUD|High: $82,110 AUD|Avg: $56,877 AUD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 4$44,383 AUD
Retailer 1$47,193 AUD
Retailer 6$51,950 AUD
Retailer 3$53,503 AUD
Retailer 2$60,780 AUD
Retailer 5$82,110 AUD

37 data points across 6 retailers

11 retailers$49,009 AUD to $96,492 AUD

Retailer 1
-
$44,383 AUD
Price last confirmed 32 days ago
Retailer 2
-
$47,193 AUD
View
Price last confirmed 8 days ago
Retailer 3
-
$47,398 AUD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$49,009 AUD
View
Retailer 5
-
$54,114 AUD
View
Price last confirmed 39 days ago
Retailer 6
-
$54,114 AUD
View
Price last confirmed 38 days ago
Retailer 7
-
$56,279 AUD
View
Price last confirmed 36 days ago
Retailer 8
-
$58,444 AUD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$60,774 AUD
View
Retailer 10
-
$82,110 AUD
View
Price last confirmed 32 days ago
Most Expensive
B
Diamond Quarter
3.05SI2E21543353N · Nov 5
$96,492 AUD
£53,187 GBP
View
10 more retailers have this diamond
Prices start from $49,009 AUDSave up to $47,483 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.

A
3.05ct Round
$49,009 AUD