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Round|Natural|GIA

1.00ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 6555655554

Certificate GIA 6555655554

Diamond specifications and retailer prices

From $2,394 AUD
As of November 6, 2026
Save $3,230 AUD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,728 AUD at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6555655554. Listed at 19 retailers as of November 4, 2026, with a 135% 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

1.00
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle31.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6555655554
Dimensions6.44 × 6.47 × 3.94 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Feather, Pinpoint, Natural
Top View
6.44 mm6.47 mm1.00 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555655554
Side View
Table 60.0%Crown 31.5°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 61.0%

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: $2,398 AUD|Low: $2,394 AUD|High: $5,668 AUD|Avg: $3,532 AUD|-3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9$2,394 AUD
Retailer 1$2,398 AUD
Retailer 2$2,994 AUD
Retailer 8$3,071 AUD
Retailer 3$3,477 AUD
Retailer 4$3,691 AUD
Retailer 5$3,927 AUD
Retailer 6$4,080 AUD
Retailer 7$5,624 AUD

27 data points across 9 retailers

19 retailers$2,394 AUD to $5,624 AUD

A
Cheapest Retailer
-
$2,394 AUD
A
Retailer 2
-
$2,398 AUD
View
A
Retailer 3
-
$2,907 AUD
View
A
Retailer 4
-
$2,994 AUD
View
B+
Retailer 5
-
$3,046 AUD
View
B+
Retailer 6
-
$3,071 AUD
View
Retailer 7
-
$3,218 AUD
View
Price last confirmed 17 days ago
Retailer 8
-
$3,218 AUD
View
Price last confirmed 21 days ago
B+
Retailer 9
-
$3,228 AUD
View
B+
Retailer 10
-
$3,326 AUD
View
Retailer 11
-
$3,367 AUD
View
Price last confirmed 22 days ago
B+
Retailer 12
-
$3,417 AUD
View
B+
Retailer 13
-
$3,477 AUD
View
B+
Retailer 14
-
$3,691 AUD
View
Retailer 15
-
$3,714 AUD
View
Price last confirmed 16 days ago
B+
Retailer 16
-
$3,927 AUD
View
B
Retailer 17
-
$4,080 AUD
View
B
Retailer 18
-
$5,624 AUD
View
Most Expensive
NZ Jewellers
e2a03c81-eade-41cb-9a75-dce9d7588871 · Oct 20
$6,728 AUD
$4,710 USD
View
Price last confirmed 17 days ago
18 more retailers have this diamond
Prices start from $2,394 AUDSave up to $3,230 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
$2,394 AUD