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Round|Natural|GIA

1.00ct K I1 Round Natural Diamond

VG • K/I1 • GIA 3415873077

Certificate GIA 3415873077

Diamond specifications and retailer prices

From $2,340 AUD
As of November 4, 2026
Save $4,174 AUD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,514 AUD at NZ Jewellers · As of November 5, 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 I1 clarity (included), with a very-good cut grade and certified by GIA 3415873077. Listed at 12 retailers as of November 4, 2026, with prices from $2,340 to $6,514, a $4,174 spread on the same certified stone. NZ Jewellers lists it at $6,514. 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
K
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 3415873077
Dimensions6.32 × 6.28 × 3.99 mm
L/W Ratio1.01
Top View
6.32 mm6.28 mm1.00 ctK / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 3415873077
Side View
Table 56.0%Crown 36.5°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 63.3%

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: $6,514 AUD|Low: $2,321 AUD|High: $6,514 AUD|Avg: $3,382 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 6$2,340 AUD
Retailer 5$2,486 AUD
Retailer 7$2,550 AUD
Retailer 9$2,583 AUD
Retailer 10$2,823 AUD
Retailer 12$2,823 AUD
Retailer 8$2,953 AUD
Retailer 11$3,257 AUD
Retailer 3$3,707 AUD
Retailer 2$3,878 AUD
Retailer 4$4,440 AUD
NZ Jewellers$6,514 AUD

24 data points across 12 retailers

12 retailers$2,340 AUD to $6,514 AUD

B+
Cheapest Retailer
-
$2,340 AUD
B
Retailer 2
-
$2,486 AUD
View
B
Retailer 3
-
$2,550 AUD
View
B
Retailer 4
-
$2,583 AUD
View
Retailer 5
-
$2,823 AUD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$2,823 AUD
View
B
Retailer 7
-
$2,953 AUD
View
Retailer 8
-
$3,257 AUD
View
Price last confirmed 60 days ago
B
Retailer 9
-
$3,257 AUD
View
B
Retailer 10
-
$3,878 AUD
View
Retailer 11
-
$6,514 AUD
View
Price last confirmed 57 days ago
Most Expensive
C
NZ Jewellers
747e0698-a5df-4deb-917b-8a5415e50cd7 · Nov 5
$6,514 AUD
$4,560 USD
View
11 more retailers have this diamond
Prices start from $2,340 AUDSave up to $4,174 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+
1.00ct Round
$2,340 AUD