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Round|Natural|GIA

1.03ct K IF Round Natural Diamond

EX • K/IF • GIA 1166552618

Certificate GIA 1166552618

Diamond specifications and retailer prices

From $4,594 AUD
As of November 6, 2026
Save $5,357 AUD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,951 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1166552618. Listed at 16 retailers as of November 5, 2026, with prices from $4,594 to $9,951, a $5,357 spread on the same certified stone. NZ Jewellers lists it at $9,951. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1166552618
Dimensions6.50 × 6.49 × 4.01 mm
L/W Ratio1.00
Star length55%
Lower girdle75%
Culet sizeNone
Cert comments
Minor details of polish are not shown.
Top View
6.50 mm6.49 mm1.03 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1166552618
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

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 6
Current: $5,088 AUD|Low: $4,700 AUD|High: $9,665 AUD|Avg: $6,383 AUD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$4,700 AUD
Retailer 1$5,088 AUD
Retailer 2$5,714 AUD
Retailer 5$6,423 AUD
Retailer 4$6,521 AUD
Retailer 3$6,971 AUD
Retailer 6$9,551 AUD

36 data points across 7 retailers

16 retailers$4,594 AUD to $9,951 AUD

B+
Cheapest Retailer
-
$4,594 AUD
B+
Retailer 2
-
$4,700 AUD
View
B+
Retailer 3
-
$4,860 AUD
View
B+
Retailer 4
-
$4,971 AUD
View
B+
Retailer 5
-
$5,088 AUD
View
Retailer 6
-
$5,174 AUD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$5,174 AUD
View
B+
Retailer 8
-
$5,374 AUD
View
B+
Retailer 9
-
$5,714 AUD
View
B+
Retailer 10
-
$5,971 AUD
View
B+
Retailer 11
-
$6,423 AUD
View
Retailer 12
-
$6,465 AUD
View
Price last confirmed 14 days ago
B
Retailer 13
-
$6,521 AUD
View
B
Retailer 14
-
$6,971 AUD
View
B
Retailer 15
-
$9,551 AUD
View
Most Expensive
B
NZ Jewellers
c5ec71fb-ddc5-4447-87f6-e14203e88618 · Nov 5
$9,951 AUD
$6,966 USD
View
15 more retailers have this diamond
Prices start from $4,594 AUDSave up to $5,357 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+
1.03ct Round
$4,594 AUD