Round|Natural|IGI

1.00ct I IF Round Natural Diamond

EX • I/IF • IGI 628465765

Shape and cutting style on the report: Round brilliant

Certificate IGI 628465765

Diamond specifications and retailer prices

From $3,220 AUD
As of November 4, 2026
Save $3,007 AUD (48%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,452 AUD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 628465765. Listed at 20 retailers as of November 4, 2026, with a 93% 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
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.9°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 628465765
Dimensions6.40 × 6.37 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
6.40 mm6.37 mm1.00 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 628465765
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

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 4
Current: $3,817 AUD|Low: $3,257 AUD|High: $6,320 AUD|Avg: $4,135 AUD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7$3,257 AUD
Retailer 9$3,290 AUD
Retailer 2$3,564 AUD
Retailer 10$3,564 AUD
Retailer 1$3,817 AUD
Retailer 8$4,096 AUD
Retailer 3$4,181 AUD
Retailer 5$4,350 AUD
Retailer 4$4,415 AUD
Retailer 6$6,227 AUD

42 data points across 10 retailers

20 retailers$3,220 AUD to $6,227 AUD

A
Cheapest Retailer
-
$3,220 AUD
A
Retailer 2
-
$3,221 AUD
View
A
Retailer 3
-
$3,257 AUD
View
A
Retailer 4
-
$3,290 AUD
View
Final sale: no returns
A
Retailer 5
-
$3,337 AUD
View
Retailer 6
-
$3,564 AUD
View
Price last confirmed 50 days ago
Retailer 7
-
$3,564 AUD
View
Price last confirmed 29 days ago
Retailer 8
-
$3,564 AUD
View
Price last confirmed 29 days ago
A
Retailer 9
-
$3,764 AUD
View
A
Retailer 10
-
$3,817 AUD
View
Retailer 11
-
$4,113 AUD
View
Price last confirmed 48 days ago
Retailer 12
-
$4,113 AUD
View
Price last confirmed 53 days ago
A
Retailer 13
-
$4,181 AUD
View
A
Retailer 14
-
$4,350 AUD
View
A
Retailer 15
-
$4,415 AUD
View
A
Retailer 16
-
$5,137 AUD
View
B+
Retailer 17
-
$6,227 AUD
View
Retailer 18
-
$7,452 AUD
View
Price last confirmed 53 days ago
Retailer 19
-
$7,452 AUD
View
Price last confirmed 48 days ago
Most Expensive
NZ Jewellers
05bdaad3-e279-4800-ba5d-947c24b57f84 · Oct 3
$7,452 AUD
$5,217 USD
View
Price last confirmed 33 days ago
19 more retailers have this diamond
Prices start from $3,220 AUDSave up to $3,007 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
$3,220 AUD