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Round|Natural|GIA

1.20ct F I1 Round Natural Diamond

EX • F/I1 • GIA 6552789817

Certificate GIA 6552789817

Diamond specifications and retailer prices

From $2,189 USD
HK$17,100 HKD
As of November 1, 2026
Save $1,204 USD (35%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,085 USD 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 F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6552789817. Listed at 11 retailers as of November 1, 2026, with a 55% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552789817
Dimensions6.71 × 6.76 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle
Top View
6.71 mm6.76 mm1.20 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552789817
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.2%

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 1
Current: $2,290 USD|Low: $2,176 USD|High: $3,407 USD|Avg: $2,734 USD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$2,189 USD
Retailer 1$2,290 USD
Retailer 5$2,713 USD
Retailer 4$2,910 USD
Retailer 6$2,910 USD
Retailer 2$3,393 USD

44 data points across 6 retailers

11 retailers$2,189 USD to $3,393 USD

A
Cheapest Retailer
-
$2,189 USD
HK$17,100 HKD
A
Retailer 2
-
$2,290 USD
₹218,056 INR
View
B+
Retailer 3
-
$2,713 USD
View
Retailer 4
-
$2,910 USD
View
Price last confirmed 34 days ago
Retailer 5
-
$2,910 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$2,910 USD
View
Price last confirmed 13 days ago
Retailer 7
-
$3,022 USD
View
Price last confirmed 34 days ago
Retailer 8
-
$3,358 USD
View
Price last confirmed 34 days ago
B+
Retailer 9
-
$3,393 USD
€3,231 EUR
View
Retailer 10
-
$6,085 USD
View
Price last confirmed 35 days ago
Most Expensive
NZ Jewellers
71d36622-01c8-465f-b1fe-a9294c71ffba · Oct 17
$6,085 USD
View
Price last confirmed 16 days ago
10 more retailers have this diamond
Prices start from $2,189 USDSave up to $1,204 USD

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
$2,189 USD