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Round|Natural|GIA

1.05ct I I1 Round Natural Diamond

EX • I/I1 • GIA 6421559167

Certificate GIA 6421559167

Diamond specifications and retailer prices

From $2,570 AUD
₹171,918 INR
As of October 31, 2026
Save $4,785 AUD (65%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $7,354 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6421559167. Listed at 9 retailers as of October 30, 2026, with prices from $2,570 to $7,354, a $4,785 spread on the same certified stone. NZ Jewellers lists it at $7,354. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6421559167
Dimensions6.53 × 6.50 × 4.01 mm
L/W Ratio1.00
Top View
6.53 mm6.50 mm1.05 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6421559167
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.5%

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: Oct 31
Current: $7,354 AUD|Low: $2,551 AUD|High: $7,354 AUD|Avg: $3,831 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4$2,570 AUD
Retailer 5$2,588 AUD
Retailer 3$3,169 AUD
Retailer 7$3,177 AUD
Retailer 8$3,518 AUD
Retailer 10$3,518 AUD
Retailer 6$3,680 AUD
Retailer 9$4,059 AUD
Retailer 2$4,374 AUD
NZ Jewellers$7,354 AUD

44 data points across 10 retailers

9 retailers$2,570 AUD to $7,354 AUD

A
Cheapest Retailer
-
$2,570 AUD
₹171,918 INR
B+
Retailer 2
-
$2,588 AUD
HK$14,200 HKD
View
B+
Retailer 3
-
$3,169 AUD
$2,226 USD
View
B
Retailer 4
-
$3,518 AUD
$2,471 USD
View
B
Retailer 5
-
$3,518 AUD
$2,471 USD
View
B
Retailer 6
-
$3,680 AUD
$2,585 USD
View
B
Retailer 7
-
$4,059 AUD
$2,851 USD
View
B
Retailer 8
-
$4,374 AUD
€2,926 EUR
View
Most Expensive
C
NZ Jewellers
2754411f-91b0-46d0-ac2f-dcc3467d68ab · Oct 30
$7,354 AUD
$5,166 USD
View
8 more retailers have this diamond
Prices start from $2,570 AUDSave up to $4,785 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
1.05ct Round
$2,570 AUD