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Round|Natural|GIA

1.30ct F VS1 Round Natural Diamond

EX • F/VS1 • GIA 6425242851

Certificate GIA 6425242851

Diamond specifications and retailer prices

From $17,128 AUD
As of November 4, 2026
Save $11,659 AUD (41%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $36,517 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6425242851. Listed at 25 retailers as of October 31, 2026, with a 68% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6425242851
Dimensions7.05 × 7.01 × 4.26 mm
L/W Ratio1.01
Top View
7.05 mm7.01 mm1.30 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6425242851
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.7%

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: Nov 4
Current: $20,572 AUD|Low: $17,128 AUD|High: $30,971 AUD|Avg: $22,631 AUD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3$17,128 AUD
Retailer 8$17,143 AUD
Retailer 7$18,776 AUD
Retailer 1$20,572 AUD
Retailer 9$20,902 AUD
Retailer 6$20,933 AUD
Retailer 4$23,625 AUD
Retailer 5$28,787 AUD
Retailer 2$30,520 AUD

45 data points across 9 retailers

25 retailers$17,128 AUD to $28,787 AUD

B+
Cheapest Retailer
-
$17,128 AUD
B
Retailer 2
-
$17,143 AUD
View
B
Retailer 3
-
$17,908 AUD
View
B
Retailer 4
-
$18,181 AUD
View
B
Retailer 5
-
$18,331 AUD
View
B
Retailer 6
-
$18,776 AUD
View
Final sale: no returns
B
Retailer 7
-
$19,249 AUD
View
Retailer 8
-
$19,595 AUD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$20,572 AUD
View
B
Retailer 10
-
$20,902 AUD
View
Retailer 11
-
$20,933 AUD
View
Price last confirmed 8 days ago
B
Retailer 12
-
$21,228 AUD
View
Retailer 13
-
$22,045 AUD
View
Price last confirmed 60 days ago
B
Retailer 14
-
$22,045 AUD
View
B
Retailer 15
-
$22,299 AUD
View
B
Retailer 16
-
$22,299 AUD
View
B
Retailer 17
-
$22,960 AUD
View
B
Retailer 18
-
$23,042 AUD
View
B
Retailer 19
-
$23,516 AUD
View
B
Retailer 20
-
$23,625 AUD
View
Retailer 21
-
$27,760 AUD
View
Price last confirmed 66 days ago
B
Retailer 22
-
$27,760 AUD
View
B
Retailer 23
-
$28,787 AUD
View
Retailer 24
-
$30,520 AUD
View
Price under review
Most Expensive
Diamond Quarter
1.3VS1F6451110AN · Nov 5
$36,517 AUD
£20,128 GBP
View
Price under review
24 more retailers have this diamond
Prices start from $17,128 AUDSave up to $11,659 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+
1.30ct Round
$17,128 AUD