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1.10ct H SI2 Round Natural Diamond

EX • H/SI2 • IGI 613364505

Shape and cutting style on the report: Round brilliant

Certificate IGI 613364505

Diamond specifications and retailer prices

From $2,911 AUD
$2,045 USD
As of October 30, 2026
Save $3,915 AUD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,826 AUD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.1ct natural round diamond

This 1.1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 613364505. Listed at 16 retailers as of October 30, 2026, with prices from $2,911 to $6,826, a $3,915 spread on the same certified stone. Diamond Quarter lists it at $6,826. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.10
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 613364505
Dimensions6.69 × 6.67 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.69 mm6.67 mm1.10 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 613364505
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.9%

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: $3,718 AUD|Low: $2,478 AUD|High: $6,736 AUD|Avg: $3,866 AUD
Retailer 1
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
October 31, 2026
Retailer 5$2,866 AUD
Retailer 12$2,974 AUD
Retailer 9$3,024 AUD
Retailer 2$3,222 AUD
Retailer 3$3,222 AUD
Retailer 13$3,371 AUD
Retailer 4$3,420 AUD
Retailer 1$3,718 AUD
Retailer 10$3,743 AUD
Retailer 6$3,861 AUD
Retailer 7$4,126 AUD
Retailer 14$4,559 AUD
Retailer 11$5,675 AUD
Retailer 8$6,736 AUD

31 data points across 14 retailers

16 retailers$2,911 AUD to $6,826 AUD

Retailer 1
-
$2,866 AUD
$2,013 USD
Price last confirmed 76 days ago
A
Retailer 2
-
$2,911 AUD
$2,045 USD
View
A
Retailer 3
-
$2,974 AUD
$2,089 USD
View
Final sale: no returns
A
Retailer 4
-
$3,024 AUD
£1,672 GBP
View
Retailer 5
-
$3,222 AUD
$2,263 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$3,371 AUD
$2,368 USD
View
Price last confirmed 16 days ago
A
Retailer 7
-
$3,420 AUD
$2,403 USD
View
B+
Retailer 8
-
$3,718 AUD
$2,612 USD
View
Retailer 9
-
$3,718 AUD
$2,612 USD
View
Price last confirmed 13 days ago
B+
Retailer 10
-
$3,743 AUD
£2,070 GBP
View
B+
Retailer 11
-
$4,126 AUD
€2,760 EUR
View
B+
Retailer 12
-
$4,362 AUD
€2,918 EUR
View
B
Retailer 13
-
$4,559 AUD
€3,050 EUR
View
Retailer 14
-
$5,675 AUD
£3,139 GBP
View
Price last confirmed 12 days ago
B
Retailer 15
-
$6,736 AUD
$4,732 USD
View
Most Expensive
B
Diamond Quarter
1.1SI2H61051E1FN · Oct 31
$6,826 AUD
£3,776 GBP
View
15 more retailers have this diamond
Prices start from $2,911 AUDSave up to $3,915 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
1.10ct Round
$2,911 AUD