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Round|Natural|GIA

1.20ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1533924090

Certificate GIA 1533924090

Diamond specifications and retailer prices

From €1,845 EUR
As of November 6, 2026
Save €2,522 EUR (58%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €5,212 EUR 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1533924090. Listed at 20 retailers as of November 1, 2026, with a 137% 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1533924090
Dimensions6.90 × 6.86 × 4.10 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cavity, Feather, Cloud, Indented Natural, Needle
Top View
6.90 mm6.86 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1533924090
Side View
Table 62.0%Crown 33.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 59.5%

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: €1,918 EUR|Low: €1,845 EUR|High: €5,163 EUR|Avg: €2,949 EUR|-5.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12€1,845 EUR
Retailer 1€1,918 EUR
Retailer 8€2,210 EUR
Retailer 10€2,240 EUR
Retailer 4€2,309 EUR
Retailer 11€2,481 EUR
Retailer 5€2,554 EUR
Retailer 9€2,554 EUR
Retailer 6€2,565 EUR
Retailer 7€3,015 EUR
Retailer 2€4,367 EUR
Retailer 3€5,153 EUR

35 data points across 12 retailers

20 retailers€1,845 EUR to €4,367 EUR

A
Cheapest Retailer
-
€1,845 EUR
A
Retailer 2
-
€1,918 EUR
View
A
Retailer 3
-
€2,210 EUR
View
A
Retailer 4
-
€2,240 EUR
View
Final sale: no returns
A
Retailer 5
-
€2,309 EUR
View
A
Retailer 6
-
€2,347 EUR
View
B+
Retailer 7
-
€2,481 EUR
View
Retailer 8
-
€2,493 EUR
View
Price last confirmed 39 days ago
Retailer 9
-
€2,493 EUR
View
Price last confirmed 21 days ago
Retailer 10
-
€2,493 EUR
View
Price last confirmed 17 days ago
A
Retailer 11
-
€2,554 EUR
View
B+
Retailer 12
-
€2,554 EUR
View
B+
Retailer 13
-
€2,565 EUR
View
Retailer 14
-
€2,588 EUR
View
Price last confirmed 38 days ago
Retailer 15
-
€2,876 EUR
View
Price last confirmed 38 days ago
B+
Retailer 16
-
€3,015 EUR
View
B
Retailer 17
-
€4,367 EUR
View
Retailer 18
-
€5,153 EUR
View
Price last confirmed 9 days ago
Retailer 19
-
€5,212 EUR
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
d9be7301-fc6b-489b-9c07-310e44e36e8d · Oct 17
€5,212 EUR
$5,819 USD
View
Price last confirmed 20 days ago
19 more retailers have this diamond
Prices start from €1,845 EURSave up to €2,522 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
€1,845 EUR