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Round|Natural|GIA

1.20ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1455782797

Certificate GIA 1455782797

Diamond specifications and retailer prices

From €1,983 EUR
As of November 6, 2026
Save €3,912 EUR (66%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €5,895 EUR at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1455782797. Listed at 18 retailers as of November 5, 2026, with prices from €1,983 to €5,895, a €3,912 spread on the same certified stone. Diamond Quarter lists it at €5,895. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1455782797
Dimensions6.79 × 6.74 × 4.22 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Cavity, Indented Natural, Natural
Top View
6.79 mm6.74 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1455782797
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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 6
Current: €2,476 EUR|Low: €1,971 EUR|High: €5,566 EUR|Avg: €2,891 EUR|-7.7%
Retailer 1
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
November 6, 2026
Retailer 12€1,983 EUR
Retailer 16€2,120 EUR
Retailer 6€2,226 EUR
Retailer 3€2,412 EUR
Retailer 14€2,412 EUR
Retailer 1€2,476 EUR
Retailer 5€2,504 EUR
Retailer 2€2,759 EUR
Retailer 7€2,759 EUR
Retailer 4€2,783 EUR
Retailer 9€2,802 EUR
Retailer 13€2,848 EUR
Retailer 10€3,004 EUR
Retailer 8€3,091 EUR
Retailer 11€4,451 EUR
Retailer 15€5,566 EUR

40 data points across 16 retailers

18 retailers€1,983 EUR to €5,895 EUR

A
Cheapest Retailer
-
€1,983 EUR
A
Retailer 2
-
€2,120 EUR
View
A
Retailer 3
-
€2,226 EUR
View
Final sale: no returns
Retailer 4
-
€2,412 EUR
View
Price last confirmed 8 days ago
A
Retailer 5
-
€2,412 EUR
View
A
Retailer 6
-
€2,476 EUR
View
B+
Retailer 7
-
€2,504 EUR
View
Retailer 8
-
€2,701 EUR
View
Price last confirmed 109 days ago
B+
Retailer 9
-
€2,759 EUR
View
B+
Retailer 10
-
€2,759 EUR
View
B+
Retailer 11
-
€2,782 EUR
View
B+
Retailer 12
-
€2,783 EUR
View
B+
Retailer 13
-
€2,802 EUR
View
B+
Retailer 14
-
€2,848 EUR
View
B+
Retailer 15
-
€3,004 EUR
View
B
Retailer 16
-
€4,451 EUR
View
B
Retailer 17
-
€5,566 EUR
View
Most Expensive
B
Diamond Quarter
1.2SI2H14978F16N · Nov 5
€5,895 EUR
£5,182 GBP
View
17 more retailers have this diamond
Prices start from €1,983 EURSave up to €3,912 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
€1,983 EUR