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Round|Natural|GIA

1.20ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1559002784

Certificate GIA 1559002784

Diamond specifications and retailer prices

From €3,207 EUR
As of November 6, 2026
Save €1,639 EUR (34%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €7,336 EUR at NZ Jewellers · As of October 30, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1559002784. Listed at 21 retailers as of November 6, 2026, with a 51% 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1559002784
Dimensions6.80 × 6.84 × 4.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.80 mm6.84 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559002784
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €7,336 EUR|Low: €3,046 EUR|High: €7,336 EUR|Avg: €4,467 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 9€3,207 EUR
Retailer 7€3,351 EUR
Retailer 4€3,795 EUR
Retailer 8€3,814 EUR
Retailer 10€3,814 EUR
Retailer 12€3,814 EUR
Retailer 11€4,401 EUR
Retailer 2€4,458 EUR
Retailer 5€4,571 EUR
Retailer 3€4,649 EUR
Retailer 6€6,742 EUR
NZ Jewellers€7,336 EUR

36 data points across 12 retailers

21 retailers€3,207 EUR to €4,846 EUR

A
Cheapest Retailer
-
€3,207 EUR
A
Retailer 2
-
€3,234 EUR
View
A
Retailer 3
-
€3,351 EUR
View
Final sale: no returns
A
Retailer 4
-
€3,364 EUR
View
B+
Retailer 5
-
€3,485 EUR
View
B+
Retailer 6
-
€3,600 EUR
View
Retailer 7
-
€3,795 EUR
View
Price last confirmed 7 days ago
Retailer 8
-
€3,814 EUR
View
Price last confirmed 8 days ago
Retailer 9
-
€3,814 EUR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
€3,877 EUR
View
B+
Retailer 11
-
€4,154 EUR
View
Retailer 12
-
€4,294 EUR
View
Price last confirmed 7 days ago
Retailer 13
-
€4,294 EUR
View
Price last confirmed 7 days ago
Retailer 14
-
€4,401 EUR
View
Price last confirmed 10 days ago
Retailer 15
-
€4,437 EUR
View
Price last confirmed 7 days ago
B+
Retailer 16
-
€4,458 EUR
View
B+
Retailer 17
-
€4,571 EUR
View
Retailer 18
-
€4,649 EUR
View
Price last confirmed 14 days ago
B+
Retailer 19
-
€4,846 EUR
View
Retailer 20
-
€6,742 EUR
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
6b7cd258-3fcf-404a-9cec-684319f1aae3 · Oct 30
€7,336 EUR
$8,234 USD
View
Price last confirmed 7 days ago
20 more retailers have this diamond
Prices start from €3,207 EURSave up to €1,639 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
€3,207 EUR