Radiant|Natural|GIA

1.20ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 6243078579

Certificate GIA 6243078579

Diamond specifications and retailer prices

From €2,006 EUR
As of November 6, 2026
Save €2,775 EUR (58%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,781 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6243078579. Listed at 10 retailers as of November 5, 2026, with prices from €2,006 to €4,781, a €2,775 spread on the same certified stone. NZ Jewellers lists it at €4,781. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle62.46°
OriginNatural
Grading LabGIA
CertificateGIA 6243078579
Dimensions7.00 × 5.37 × 3.73 mm
L/W Ratio1.30
Key to symbols
Crystal, Needle
Top View
7.00 mm5.37 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6243078579
Side View
Table 62.0%CrownGirdle: ThickPavilion 62.46°Culet: NoneDepth 69.4%

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: €4,781 EUR|Low: €2,006 EUR|High: €4,987 EUR|Avg: €3,318 EUR|-4.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 3€2,006 EUR
Retailer 4€2,633 EUR
Retailer 8€2,744 EUR
Retailer 5€2,785 EUR
Retailer 2€2,819 EUR
Retailer 9€2,974 EUR
Retailer 7€3,247 EUR
Retailer 10€4,241 EUR
Retailer 6€4,577 EUR
NZ Jewellers€4,781 EUR

31 data points across 10 retailers

10 retailers€2,006 EUR to €4,781 EUR

A
Cheapest Retailer
-
€2,006 EUR
B+
Retailer 2
-
€2,633 EUR
View
B+
Retailer 3
-
€2,744 EUR
View
B+
Retailer 4
-
€2,785 EUR
View
B+
Retailer 5
-
€2,819 EUR
View
B+
Retailer 6
-
€2,974 EUR
View
B+
Retailer 7
-
€3,247 EUR
View
Retailer 8
-
€4,241 EUR
View
Price last confirmed 17 days ago
B
Retailer 9
-
€4,577 EUR
View
Most Expensive
B
NZ Jewellers
d2cdbb5c-de44-45f6-a0c2-4a37f92a3f19 · Nov 5
€4,781 EUR
$5,338 USD
View
9 more retailers have this diamond
Prices start from €2,006 EURSave up to €2,775 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
€2,006 EUR