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Round|Natural|GIA

2.58ct F IF Round Natural Diamond

EX • F/IF • GIA 6451161528

Certificate GIA 6451161528

Diamond specifications and retailer prices

From $79,465 AUD
As of November 1, 2026
Save $69,814 AUD (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $149,279 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 2.58ct natural round diamond

This 2.58ct natural round sits in the two to three carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6451161528. Listed at 8 retailers as of November 1, 2026, with prices from $79,465 to $149,279, a $69,814 spread on the same certified stone. Diamond Quarter lists it at $149,279. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.58
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6451161528
Dimensions9.07 × 9.02 × 5.31 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
9.07 mm9.02 mm2.58 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6451161528
Side View
Table 60.0%Crown 31.5°Girdle: THN-MEDPavilion 41.6°Culet: NoneDepth 58.8%

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: Nov 1
Current: $82,101 AUD|Low: $78,522 AUD|High: $131,321 AUD|Avg: $93,223 AUD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 4$79,465 AUD
Retailer 5$79,500 AUD
Retailer 1$82,101 AUD
Retailer 6$82,568 AUD
Retailer 2$100,027 AUD
Retailer 3$129,413 AUD

42 data points across 6 retailers

8 retailers$79,465 AUD to $149,279 AUD

B+
Cheapest Retailer
-
$79,465 AUD
Retailer 2
-
$79,500 AUD
View
Price last confirmed 34 days ago
B+
Retailer 3
-
$82,101 AUD
View
B+
Retailer 4
-
$82,568 AUD
View
B+
Retailer 5
-
$88,327 AUD
View
B+
Retailer 6
-
$100,027 AUD
View
B
Retailer 7
-
$129,413 AUD
View
Most Expensive
B
Diamond Quarter
2.58IFF64281AD7N · Nov 5
$149,279 AUD
£80,763 GBP
View
7 more retailers have this diamond
Prices start from $79,465 AUDSave up to $69,814 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+
2.58ct Round
$79,465 AUD