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Round|Natural|GIA

3.00ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 2557704080

Certificate GIA 2557704080

Diamond specifications and retailer prices

From $38,708 AUD
As of November 6, 2026
Save $32,766 AUD (46%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $71,474 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2557704080. Listed at 15 retailers as of November 4, 2026, with prices from $38,708 to $71,474, a $32,766 spread on the same certified stone. MOH London lists it at $71,474. 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

3.00
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2557704080
Dimensions9.13 × 9.17 × 5.71 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
9.13 mm9.17 mm3.00 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557704080
Side View
Table 59.0%Crown 36°Girdle: Slightly ThickPavilion 41°Culet: 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 6
Current: $71,474 AUD|Low: $38,708 AUD|High: $72,530 AUD|Avg: $50,934 AUD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$38,708 AUD
Retailer 9$42,064 AUD
Retailer 4$45,405 AUD
Retailer 6$47,926 AUD
Retailer 8$47,926 AUD
Retailer 10$48,182 AUD
Retailer 7$49,526 AUD
Retailer 11$51,623 AUD
Retailer 5$51,952 AUD
Retailer 2$57,943 AUD
MOH London$71,474 AUD

42 data points across 11 retailers

15 retailers$38,708 AUD to $71,474 AUD

A
Cheapest Retailer
-
$38,708 AUD
B+
Retailer 2
-
$41,778 AUD
View
B+
Retailer 3
-
$42,064 AUD
View
Final sale: no returns
B+
Retailer 4
-
$45,405 AUD
View
Retailer 5
-
$45,888 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$47,799 AUD
View
B+
Retailer 7
-
$47,926 AUD
View
B+
Retailer 8
-
$47,926 AUD
View
B+
Retailer 9
-
$48,182 AUD
View
B+
Retailer 10
-
$49,526 AUD
View
B+
Retailer 11
-
$49,712 AUD
View
B
Retailer 12
-
$51,623 AUD
View
B
Retailer 13
-
$51,952 AUD
View
B+
Retailer 14
-
$57,943 AUD
View
Most Expensive
B
MOH London
6C89D9C36 · Nov 4
$71,474 AUD
£39,397 GBP
View
14 more retailers have this diamond
Prices start from $38,708 AUDSave up to $32,766 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
3.00ct Round
$38,708 AUD