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Round|Natural|GIA

1.18ct I IF Round Natural Diamond

EX • I/IF • GIA 6511983764

Certificate GIA 6511983764

Diamond specifications and retailer prices

From $6,308 CAD
$4,507 USD
As of October 29, 2026
Save $5,647 CAD (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $11,955 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.18ct natural round diamond

This 1.18ct 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 GIA 6511983764. Listed at 6 retailers as of October 29, 2026, with prices from $6,308 to $11,955, a $5,647 spread on the same certified stone. NZ Jewellers lists it at $11,955. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6511983764
Dimensions6.66 × 6.71 × 4.26 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.66 mm6.71 mm1.18 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6511983764
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.7%

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: Oct 29
Current: $10,988 CAD|Low: $5,015 CAD|High: $11,061 CAD|Avg: $7,567 CAD|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 5$6,308 CAD
Retailer 4$6,335 CAD
Retailer 2$7,391 CAD
Retailer 3$7,634 CAD
Retailer 1$10,988 CAD

27 data points across 5 retailers

6 retailers$6,308 CAD to $11,955 CAD

A
Cheapest Retailer
-
$6,308 CAD
$4,507 USD
A
Retailer 2
-
$6,335 CAD
$4,526 USD
View
Final sale: no returns
B+
Retailer 3
-
$7,391 CAD
€5,029 EUR
View
B+
Retailer 4
-
$7,634 CAD
£4,295 GBP
View
B
Retailer 5
-
$10,988 CAD
£6,182 GBP
View
Most Expensive
B
NZ Jewellers
a06ec51d-07f7-442b-b9bf-d9840d46d8bc · Oct 30
$11,955 CAD
$8,542 USD
View
5 more retailers have this diamond
Prices start from $6,308 CADSave up to $5,647 CAD

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
1.18ct Round
$6,308 CAD