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Radiant|Natural|GIA

1.20ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 6552456281

Certificate GIA 6552456281

Diamond specifications and retailer prices

From €2,212 EUR
As of November 4, 2026
Save €2,116 EUR (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €4,328 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552456281. Listed at 13 retailers as of November 2, 2026, with prices from €2,212 to €4,328, a €2,116 spread on the same certified stone. MOH London lists it at €4,328. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552456281
Dimensions5.85 × 5.73 × 3.87 mm
L/W Ratio1.02
Girdle conditionPolished
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
5.85 mm5.73 mm1.20 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552456281
Side View
Table 63.0%CrownGirdle: Very ThickPavilionCulet: NDepth 67.5%

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 4
Current: €4,328 EUR|Low: €2,212 EUR|High: €4,380 EUR|Avg: €2,810 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 9€2,212 EUR
Retailer 10€2,380 EUR
Retailer 6€2,427 EUR
Retailer 7€2,565 EUR
Retailer 2€2,614 EUR
Retailer 5€2,741 EUR
Retailer 8€2,768 EUR
Retailer 3€2,875 EUR
Retailer 4€3,015 EUR
MOH London€4,328 EUR

46 data points across 10 retailers

13 retailers€2,212 EUR to €4,328 EUR

A
Cheapest Retailer
-
€2,212 EUR
A
Retailer 2
-
€2,380 EUR
View
A
Retailer 3
-
€2,427 EUR
View
A
Retailer 4
-
€2,565 EUR
View
A
Retailer 5
-
€2,597 EUR
View
A
Retailer 6
-
€2,614 EUR
View
A
Retailer 7
-
€2,741 EUR
View
Retailer 8
-
€2,768 EUR
View
Price last confirmed 31 days ago
B+
Retailer 9
-
€2,820 EUR
View
B+
Retailer 10
-
€2,839 EUR
View
B+
Retailer 11
-
€2,875 EUR
View
B+
Retailer 12
-
€3,015 EUR
View
Most Expensive
B
MOH London
82E0605D6 · Nov 2
€4,328 EUR
£3,805 GBP
View
12 more retailers have this diamond
Prices start from €2,212 EURSave up to €2,116 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 Radiant
€2,212 EUR