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Round|Natural|GIA

1.20ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 5566280989

Certificate GIA 5566280989

Diamond specifications and retailer prices

From $3,183 CAD
HK$17,800 HKD
As of October 30, 2026
Save $3,993 CAD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $7,436 CAD at NZ Jewellers · As of October 17, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5566280989. Listed at 19 retailers as of October 29, 2026, with a 125% 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5566280989
Dimensions6.76 × 6.73 × 4.27 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Natural
Top View
6.76 mm6.73 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5566280989
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.3%

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: $3,390 CAD|Low: $3,382 CAD|High: $7,224 CAD|Avg: $4,545 CAD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 1$3,390 CAD
Retailer 10$3,729 CAD
Retailer 11$3,939 CAD
Retailer 8$4,156 CAD
Retailer 4$4,156 CAD
Retailer 3$4,268 CAD
Retailer 12$4,268 CAD
Retailer 6$4,432 CAD
Retailer 2$4,559 CAD
Retailer 5$4,997 CAD
Retailer 9$5,197 CAD
Retailer 7$7,176 CAD

34 data points across 12 retailers

19 retailers$3,183 CAD to $7,176 CAD

A
Cheapest Retailer
-
$3,183 CAD
HK$17,800 HKD
A
Retailer 2
-
$3,390 CAD
₹231,133 INR
View
A
Retailer 3
-
$3,729 CAD
SGD 3,607 SGD
View
A
Retailer 4
-
$3,830 CAD
$2,742 USD
View
A
Retailer 5
-
$3,939 CAD
$2,820 USD
View
Final sale: no returns
A
Retailer 6
-
$3,981 CAD
$2,850 USD
View
A
Retailer 7
-
$4,156 CAD
$2,975 USD
View
Retailer 8
-
$4,156 CAD
£2,343 GBP
View
Price last confirmed 30 days ago
Retailer 9
-
$4,268 CAD
$3,055 USD
View
Price last confirmed 10 days ago
Retailer 10
-
$4,268 CAD
$3,055 USD
View
Price last confirmed 14 days ago
A
Retailer 11
-
$4,432 CAD
£2,498 GBP
View
Retailer 12
-
$4,432 CAD
$3,173 USD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
$4,472 CAD
SGD 4,326 SGD
View
Retailer 14
-
$4,559 CAD
A$5,022 AUD
View
Price last confirmed 23 days ago
Retailer 15
-
$4,924 CAD
$3,525 USD
View
Price last confirmed 12 days ago
B+
Retailer 16
-
$4,997 CAD
€3,407 EUR
View
B+
Retailer 17
-
$5,197 CAD
ZAR 60,102 ZAR
View
B
Retailer 18
-
$7,176 CAD
£4,045 GBP
View
Most Expensive
NZ Jewellers
cc253d74-bfa1-436e-a15f-ccc07b422e88 · Oct 17
$7,436 CAD
$5,323 USD
View
Price last confirmed 13 days ago
18 more retailers have this diamond
Prices start from $3,183 CADSave up to $3,993 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
$3,183 CAD