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Round|Natural|GIA

3.00ct H SI1 Round Natural Diamond

VG • H/SI1 • GIA 6421365546

Certificate GIA 6421365546

Diamond specifications and retailer prices

From $57,296 AUD
$40,247 USD
As of October 31, 2026
Save $41,817 AUD (42%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $99,113 AUD at MOH London · As of November 1, 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 very-good cut grade and certified by GIA 6421365546. Listed at 16 retailers as of October 31, 2026, with prices from $57,296 to $99,113, a $41,817 spread on the same certified stone. MOH London lists it at $99,113. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.00
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6421365546
Dimensions9.34 × 9.31 × 5.59 mm
L/W Ratio1.00
Top View
9.34 mm9.31 mm3.00 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6421365546
Side View
Table 60.0%CrownGirdle: STK-FPavilionCulet: NoneDepth 59.9%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $99,113 AUD|Low: $54,631 AUD|High: $100,308 AUD|Avg: $68,703 AUD|-1.1%
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 3$54,631 AUD
Retailer 7$57,296 AUD
Retailer 4$57,513 AUD
Retailer 6$60,083 AUD
Retailer 11$63,463 AUD
Retailer 10$63,483 AUD
Retailer 5$64,573 AUD
Retailer 12$66,106 AUD
Retailer 14$66,106 AUD
Retailer 13$68,751 AUD
Retailer 8$70,501 AUD
Retailer 15$71,395 AUD
Retailer 2$76,663 AUD
Retailer 9$82,270 AUD
MOH London$99,113 AUD

30 data points across 15 retailers

16 retailers$57,296 AUD to $99,113 AUD

Retailer 1
-
$54,631 AUD
$38,375 USD
Price last confirmed 7 days ago
B
Retailer 2
-
$57,296 AUD
$40,247 USD
View
B
Retailer 3
-
$57,513 AUD
$40,400 USD
View
Retailer 4
-
$60,083 AUD
View
Price last confirmed 33 days ago
B
Retailer 5
-
$63,463 AUD
$44,579 USD
View
B
Retailer 6
-
$63,483 AUD
£35,113 GBP
View
B
Retailer 7
-
$64,573 AUD
$45,359 USD
View
B
Retailer 8
-
$66,106 AUD
$46,436 USD
View
B
Retailer 9
-
$66,106 AUD
$46,436 USD
View
B
Retailer 10
-
$67,875 AUD
$47,678 USD
View
B
Retailer 11
-
$68,751 AUD
$48,294 USD
View
B
Retailer 12
-
$70,501 AUD
£38,995 GBP
View
B
Retailer 13
-
$71,395 AUD
$50,151 USD
View
B
Retailer 14
-
$76,663 AUD
€51,287 EUR
View
B
Retailer 15
-
$82,270 AUD
ZAR 933,607 ZAR
View
Most Expensive
B
MOH London
7071A7C1A · Nov 1
$99,113 AUD
£54,820 GBP
View
15 more retailers have this diamond
Prices start from $57,296 AUDSave up to $41,817 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
$57,296 AUD