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Round|Natural|GIA

1.20ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6521965860

Certificate GIA 6521965860

Diamond specifications and retailer prices

From €1,822 EUR
HK$15,900 HKD
As of November 1, 2026
Save €2,330 EUR (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,954 EUR at NZ Jewellers · As of September 28, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6521965860. Listed at 18 retailers as of November 1, 2026, with a 128% 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
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6521965860
Dimensions6.79 × 6.74 × 4.20 mm
L/W Ratio1.01
Top View
6.79 mm6.74 mm1.20 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6521965860
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

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: €1,914 EUR|Low: €1,822 EUR|High: €4,201 EUR|Avg: €2,529 EUR|-2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5€1,822 EUR
Retailer 1€1,914 EUR
Retailer 2€2,154 EUR
Retailer 9€2,187 EUR
Retailer 7€2,206 EUR
Retailer 8€2,269 EUR
Retailer 4€2,518 EUR
Retailer 6€2,960 EUR
Retailer 3€4,151 EUR

29 data points across 9 retailers

18 retailers€1,822 EUR to €4,151 EUR

A
Cheapest Retailer
-
€1,822 EUR
HK$15,900 HKD
A
Retailer 2
-
€1,914 EUR
₹203,598 INR
View
A
Retailer 3
-
€2,154 EUR
£1,895 GBP
View
A
Retailer 4
-
€2,187 EUR
$2,443 USD
View
Final sale: no returns
A
Retailer 5
-
€2,206 EUR
$2,464 USD
View
A
Retailer 6
-
€2,253 EUR
$2,517 USD
View
A
Retailer 7
-
€2,269 EUR
SGD 3,426 SGD
View
Retailer 8
-
€2,369 EUR
$2,647 USD
View
Price last confirmed 33 days ago
Retailer 9
-
€2,369 EUR
$2,647 USD
View
Price last confirmed 20 days ago
Retailer 10
-
€2,369 EUR
$2,647 USD
View
Price last confirmed 23 days ago
A
Retailer 11
-
€2,426 EUR
$2,710 USD
View
Retailer 12
-
€2,461 EUR
$2,749 USD
View
Price last confirmed 32 days ago
A
Retailer 13
-
€2,518 EUR
£2,215 GBP
View
A
Retailer 14
-
€2,531 EUR
SGD 3,821 SGD
View
Retailer 15
-
€2,734 EUR
$3,055 USD
View
Price last confirmed 32 days ago
B+
Retailer 16
-
€2,960 EUR
View
B+
Retailer 17
-
€4,151 EUR
£3,652 GBP
View
Most Expensive
NZ Jewellers
7e56413a-2b21-4612-af47-d71e2a651bf6 · Sep 28
€4,954 EUR
$5,535 USD
View
Price last confirmed 34 days ago
17 more retailers have this diamond
Prices start from €1,822 EURSave up to €2,330 EUR

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
€1,822 EUR