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Round|Natural|IGI

1.02ct I IF Round Natural Diamond

EX • I/IF • IGI 837656118

Shape and cutting style on the report: Round brilliant

Certificate IGI 837656118

Diamond specifications and retailer prices

From $4,120 AUD
As of October 30, 2026
Save $671 AUD (14%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,514 AUD at Yorxs · As of October 28, 2026
View at Yorxs

About this 1.02ct natural round diamond

This 1.02ct 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 837656118. Listed at 6 retailers as of October 30, 2026, with a relatively tight 16% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 837656118
Dimensions6.36 × 6.42 × 4.00 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.36 mm6.42 mm1.02 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 837656118
Side View
Table 57.0%Crown 35.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.5%

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 30
Current: $4,450 AUD|Low: $3,780 AUD|High: $5,514 AUD|Avg: $4,522 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Yorxs
October 31, 2026
Retailer 6$3,784 AUD
Retailer 5$4,120 AUD
Retailer 3$4,233 AUD
Retailer 1$4,450 AUD
Retailer 2$4,477 AUD
Retailer 4$4,791 AUD
Yorxs$5,514 AUD

4 data points across 7 retailers

6 retailers$4,120 AUD to $4,791 AUD

Retailer 1
-
$3,784 AUD
Price last confirmed 8 days ago
A
Retailer 2
-
$4,120 AUD
View
Retailer 3
-
$4,450 AUD
View
Price last confirmed 6 days ago
A
Retailer 4
-
$4,477 AUD
View
A
Retailer 5
-
$4,791 AUD
View
Most Expensive
Yorxs
NDR174-6A · Oct 28
$5,514 AUD
€3,676 EUR
View
Price last confirmed 8 days ago
5 more retailers have this diamond
Prices start from $4,120 AUDSave up to $671 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
1.02ct Round
$4,120 AUD