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Round|Natural|IGI

1.00ct D IF Round Natural Diamond

EX • D/IF • IGI 835672636

Shape and cutting style on the report: Round brilliant

Certificate IGI 835672636

Diamond specifications and retailer prices

From $7,181 AUD
As of November 5, 2026
Save $11,210 AUD (61%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $18,391 AUD at GS Diamonds · As of November 4, 2026
View at GS Diamonds

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 835672636. Listed at 19 retailers as of November 4, 2026, with prices from $7,181 to $18,391, a $11,210 spread on the same certified stone. GS Diamonds lists it at $18,391. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.1°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 835672636
Dimensions6.37 × 6.41 × 3.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.37 mm6.41 mm1.00 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 835672636
Side View
Table 56.0%Crown 36.1°Girdle: MediumPavilion 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: Nov 5
Current: $18,391 AUD|Low: $7,181 AUD|High: $24,540 AUD|Avg: $10,039 AUD|-4.5%
GS Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 14$7,181 AUD
Retailer 6$7,658 AUD
Retailer 10$7,712 AUD
Retailer 9$7,844 AUD
Retailer 4$7,992 AUD
Retailer 7$8,091 AUD
Retailer 15$8,215 AUD
Retailer 13$8,458 AUD
Retailer 18$8,495 AUD
Retailer 8$8,770 AUD
Retailer 2$9,232 AUD
Retailer 16$9,502 AUD
Retailer 12$9,857 AUD
Retailer 5$10,964 AUD
Retailer 11$13,906 AUD
Retailer 19$13,961 AUD
Retailer 17$15,892 AUD
Retailer 3$17,813 AUD
GS Diamonds$18,391 AUD

21 data points across 19 retailers

19 retailers$7,181 AUD to $18,391 AUD

A
Cheapest Retailer
-
$7,181 AUD
Retailer 2
-
$7,658 AUD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$7,712 AUD
View
A
Retailer 4
-
$7,844 AUD
View
A
Retailer 5
-
$7,992 AUD
View
A
Retailer 6
-
$8,091 AUD
View
A
Retailer 7
-
$8,215 AUD
View
A
Retailer 8
-
$8,458 AUD
View
A
Retailer 9
-
$8,495 AUD
View
A
Retailer 10
-
$8,770 AUD
View
Final sale: no returns
A
Retailer 11
-
$9,232 AUD
View
A
Retailer 12
-
$9,502 AUD
View
A
Retailer 13
-
$9,857 AUD
View
A
Retailer 14
-
$10,964 AUD
View
B+
Retailer 15
-
$13,906 AUD
View
B+
Retailer 16
-
$13,961 AUD
View
B+
Retailer 17
-
$15,892 AUD
View
B
Retailer 18
-
$17,813 AUD
View
Most Expensive
B+
GS Diamonds
S2A9-1168769089 · Nov 4
$18,391 AUD
View
18 more retailers have this diamond
Prices start from $7,181 AUDSave up to $11,210 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
$7,181 AUD