Round|Natural|GIA

1.20ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 1323678673

Certificate GIA 1323678673

Diamond specifications and retailer prices

From $4,613 CAD
$3,296 USD
As of October 29, 2026
Save $5,673 CAD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $10,552 CAD at NZ Jewellers · As of September 1, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1323678673. Listed at 19 retailers as of October 29, 2026, with a 123% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.20
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1323678673
Dimensions6.77 × 6.73 × 4.23 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.77 mm6.73 mm1.20 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1323678673
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.8%

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: $10,286 CAD|Low: $4,379 CAD|High: $10,552 CAD|Avg: $6,257 CAD|-2.5%
NZ Jewellers
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
October 30, 2026
Retailer 17$4,613 CAD
Retailer 14$4,619 CAD
Retailer 3$4,749 CAD
Retailer 4$4,936 CAD
Retailer 18$5,343 CAD
Retailer 7$5,348 CAD
Retailer 8$5,348 CAD
Retailer 10$5,464 CAD
Retailer 16$5,554 CAD
Retailer 5$5,962 CAD
Retailer 15$5,962 CAD
Retailer 2$6,002 CAD
Retailer 6$6,158 CAD
Retailer 9$6,171 CAD
Retailer 12$6,316 CAD
Retailer 19$6,680 CAD
Retailer 11$7,207 CAD
Retailer 13$9,926 CAD
NZ Jewellers$10,286 CAD

35 data points across 19 retailers

19 retailers$4,613 CAD to $10,286 CAD

A
Cheapest Retailer
-
$4,613 CAD
$3,296 USD
A
Retailer 2
-
$4,619 CAD
$3,300 USD
View
B+
Retailer 3
-
$4,749 CAD
$3,393 USD
View
B+
Retailer 4
-
$4,936 CAD
$3,527 USD
View
Final sale: no returns
B+
Retailer 5
-
$5,343 CAD
$3,817 USD
View
B+
Retailer 6
-
$5,348 CAD
$3,821 USD
View
B+
Retailer 7
-
$5,348 CAD
$3,821 USD
View
B+
Retailer 8
-
$5,554 CAD
$3,968 USD
View
B
Retailer 9
-
$5,962 CAD
$4,260 USD
View
B
Retailer 10
-
$5,962 CAD
$4,260 USD
View
B+
Retailer 11
-
$6,002 CAD
£3,376 GBP
View
B+
Retailer 12
-
$6,158 CAD
$4,400 USD
View
B+
Retailer 13
-
$6,171 CAD
$4,409 USD
View
B+
Retailer 14
-
$6,316 CAD
€4,298 EUR
View
Retailer 15
-
$6,330 CAD
$4,523 USD
View
Price last confirmed 60 days ago
Retailer 16
-
$6,680 CAD
$4,773 USD
View
Price last confirmed 7 days ago
B
Retailer 17
-
$9,926 CAD
£5,584 GBP
View
B
Retailer 18
-
$10,286 CAD
$7,349 USD
View
Most Expensive
NZ Jewellers
5791f86e-e269-472e-ac73-02b147a13033 · Sep 1
$10,552 CAD
$7,539 USD
View
Price last confirmed 58 days ago
18 more retailers have this diamond
Prices start from $4,613 CADSave up to $5,673 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
1.20ct Round
$4,613 CAD