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Round|Natural|GIA

3.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 15635557557

Certificate GIA 15635557557

Diamond specifications and retailer prices

From $47,373 AUD
$33,277 USD
As of October 31, 2026
Save $27,132 AUD (36%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $74,505 AUD at MOH London · As of October 29, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 15635557557. Listed at 15 retailers as of October 29, 2026, with prices from $47,373 to $74,505, a $27,132 spread on the same certified stone. MOH London lists it at $74,505. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 15635557557
Dimensions9.24 × 9.30 × 5.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Pinpoint, Natural
Top View
9.24 mm9.30 mm3.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 15635557557
Side View
Table 60.1%Crown 33.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $74,505 AUD|Low: $47,137 AUD|High: $78,893 AUD|Avg: $55,699 AUD|-5.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 5$47,373 AUD
Retailer 2$47,424 AUD
Retailer 7$47,686 AUD
Retailer 6$48,012 AUD
Retailer 10$49,429 AUD
Retailer 15$50,830 AUD
Retailer 14$52,377 AUD
Retailer 13$52,872 AUD
Retailer 3$54,559 AUD
Retailer 4$56,742 AUD
Retailer 11$57,574 AUD
Retailer 12$58,314 AUD
Retailer 9$58,924 AUD
Retailer 8$61,514 AUD
MOH London$74,505 AUD

19 data points across 15 retailers

15 retailers$47,373 AUD to $74,505 AUD

B+
Cheapest Retailer
-
$47,373 AUD
$33,277 USD
B+
Retailer 2
-
$47,424 AUD
£26,231 GBP
View
B+
Retailer 3
-
$47,686 AUD
$33,497 USD
View
B+
Retailer 4
-
$48,012 AUD
$33,726 USD
View
Final sale: no returns
B+
Retailer 5
-
$49,429 AUD
$34,721 USD
View
B+
Retailer 6
-
$50,830 AUD
$35,705 USD
View
B+
Retailer 7
-
$52,377 AUD
$36,792 USD
View
B+
Retailer 8
-
$52,872 AUD
£29,244 GBP
View
B
Retailer 9
-
$54,559 AUD
$38,325 USD
View
B+
Retailer 10
-
$56,742 AUD
$39,858 USD
View
B+
Retailer 11
-
$57,574 AUD
€38,517 EUR
View
B+
Retailer 12
-
$58,314 AUD
$40,962 USD
View
B+
Retailer 13
-
$58,924 AUD
$41,391 USD
View
B
Retailer 14
-
$61,514 AUD
ZAR 698,060 ZAR
View
Most Expensive
B
MOH London
98930BF4E · Oct 29
$74,505 AUD
£41,209 GBP
View
14 more retailers have this diamond
Prices start from $47,373 AUDSave up to $27,132 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+
3.00ct Round
$47,373 AUD