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Round|Natural|GIA

1.20ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 2557507607

Certificate GIA 2557507607

Diamond specifications and retailer prices

From €2,417 EUR
As of November 6, 2026
Save €3,177 EUR (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €5,594 EUR at NZ Jewellers · As of November 5, 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 2557507607. Listed at 15 retailers as of November 5, 2026, with prices from €2,417 to €5,594, a €3,177 spread on the same certified stone. NZ Jewellers lists it at €5,594. 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 angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2557507607
Dimensions6.81 × 6.77 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.81 mm6.77 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557507607
Side View
Table 60.0%Crown 35.5°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 61.7%

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: €5,594 EUR|Low: €2,395 EUR|High: €5,753 EUR|Avg: €3,481 EUR|-2.8%
NZ Jewellers
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
November 6, 2026
Retailer 15€2,417 EUR
Retailer 10€2,534 EUR
Retailer 11€2,553 EUR
Retailer 5€2,684 EUR
Retailer 6€2,716 EUR
Retailer 13€2,798 EUR
Retailer 14€2,824 EUR
Retailer 4€2,928 EUR
Retailer 8€3,027 EUR
Retailer 2€3,073 EUR
Retailer 7€3,806 EUR
Retailer 3€4,383 EUR
Retailer 12€4,851 EUR
Retailer 9€5,355 EUR
NZ Jewellers€5,594 EUR

27 data points across 15 retailers

15 retailers€2,417 EUR to €5,594 EUR

A
Cheapest Retailer
-
€2,417 EUR
A
Retailer 2
-
€2,534 EUR
View
A
Retailer 3
-
€2,553 EUR
View
A
Retailer 4
-
€2,684 EUR
View
Final sale: no returns
A
Retailer 5
-
€2,716 EUR
View
A
Retailer 6
-
€2,798 EUR
View
A
Retailer 7
-
€2,824 EUR
View
A
Retailer 8
-
€2,928 EUR
View
A
Retailer 9
-
€3,027 EUR
View
A
Retailer 10
-
€3,073 EUR
View
B+
Retailer 11
-
€3,236 EUR
View
B+
Retailer 12
-
€4,383 EUR
View
B+
Retailer 13
-
€4,851 EUR
View
B
Retailer 14
-
€5,355 EUR
View
Most Expensive
B
NZ Jewellers
b5e2a5a0-232f-4fbd-9b97-2bc3c786694f · Nov 5
€5,594 EUR
$6,279 USD
View
14 more retailers have this diamond
Prices start from €2,417 EURSave up to €3,177 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
€2,417 EUR