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Round|Natural|GIA

1.00ct F SI2 Round Natural Diamond

VG • F/SI2 • GIA 6421088086

Certificate GIA 6421088086

Diamond specifications and retailer prices

From $2,422 AUD
As of November 6, 2026
Save $4,376 AUD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,798 AUD at NZ Jewellers · As of November 7, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6421088086. Listed at 18 retailers as of November 6, 2026, with prices from $2,422 to $6,798, a $4,376 spread on the same certified stone. NZ Jewellers lists it at $6,798. 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

1.00
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6421088086
Dimensions6.30 × 6.21 × 4.01 mm
L/W Ratio1.01
Top View
6.30 mm6.21 mm1.00 ctF / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6421088086
Side View
Table 56.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.1%

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: $6,798 AUD|Low: $2,384 AUD|High: $6,945 AUD|Avg: $3,566 AUD|-2.1%
NZ Jewellers
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
Retailer 16
Retailer 17
Retailer 18
November 7, 2026
Retailer 15$2,422 AUD
Retailer 16$2,611 AUD
Retailer 4$2,937 AUD
Retailer 11$2,940 AUD
Retailer 7$3,001 AUD
Retailer 8$3,080 AUD
Retailer 6$3,231 AUD
Retailer 9$3,251 AUD
Retailer 18$3,251 AUD
Retailer 10$3,279 AUD
Retailer 12$3,358 AUD
Retailer 5$3,401 AUD
Retailer 17$3,454 AUD
Retailer 2$3,512 AUD
Retailer 3$3,752 AUD
Retailer 13$4,031 AUD
Retailer 14$5,696 AUD
NZ Jewellers$6,798 AUD

32 data points across 18 retailers

18 retailers$2,422 AUD to $6,798 AUD

A
Cheapest Retailer
-
$2,422 AUD
A
Retailer 2
-
$2,611 AUD
View
A
Retailer 3
-
$2,937 AUD
View
A
Retailer 4
-
$2,940 AUD
View
B+
Retailer 5
-
$3,001 AUD
View
Final sale: no returns
A
Retailer 6
-
$3,080 AUD
View
B+
Retailer 7
-
$3,231 AUD
View
Retailer 8
-
$3,251 AUD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$3,251 AUD
View
A
Retailer 10
-
$3,358 AUD
View
B+
Retailer 11
-
$3,401 AUD
View
A
Retailer 12
-
$3,454 AUD
View
A
Retailer 13
-
$3,512 AUD
View
B+
Retailer 14
-
$3,752 AUD
View
B+
Retailer 15
-
$4,031 AUD
View
B
Retailer 16
-
$5,696 AUD
View
B
Retailer 17
-
$6,653 AUD
View
Most Expensive
B
NZ Jewellers
bed3291e-ec80-4058-af36-13a7973dc738 · Nov 7
$6,798 AUD
$4,671 USD
View
17 more retailers have this diamond
Prices start from $2,422 AUDSave up to $4,376 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
1.00ct Round
$2,422 AUD