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Radiant|Natural|GIA

1.02ct G SI1 Radiant Natural Diamond

ID • G/SI1 • GIA 1559406456

Certificate GIA 1559406456

Diamond specifications and retailer prices

From €2,375 EUR
As of November 4, 2026
Save €2,497 EUR (51%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €4,872 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic one-carat band, graded G 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 1559406456. Listed at 14 retailers as of November 4, 2026, with prices from €2,375 to €4,872, a €2,497 spread on the same certified stone. NZ Jewellers lists it at €4,872. 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

1.02
Carat
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.66°
Pavilion angle35.59°
OriginNatural
Grading LabGIA
CertificateGIA 1559406456
Dimensions6.65 × 5.11 × 3.45 mm
L/W Ratio1.30
Girdle conditionThick
Key to symbols
Cloud, Crystal, Needle
Top View
6.65 mm5.11 mm1.02 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559406456
Side View
Table 68.0%Crown 49.66°Girdle: SLI-POLPavilion 35.59°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €4,872 EUR|Low: €2,355 EUR|High: €4,872 EUR|Avg: €3,146 EUR|+1.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 11€2,375 EUR
Retailer 6€2,505 EUR
Retailer 3€2,609 EUR
Retailer 7€2,648 EUR
Retailer 2€2,718 EUR
Retailer 4€2,885 EUR
Retailer 5€2,893 EUR
Retailer 8€3,256 EUR
Retailer 9€3,395 EUR
Retailer 10€4,528 EUR
NZ Jewellers€4,872 EUR

23 data points across 11 retailers

14 retailers€2,375 EUR to €4,872 EUR

B+
Cheapest Retailer
-
€2,375 EUR
Retailer 2
-
€2,463 EUR
View
Price last confirmed 40 days ago
B+
Retailer 3
-
€2,505 EUR
View
Retailer 4
-
€2,521 EUR
View
Price last confirmed 10 days ago
B+
Retailer 5
-
€2,609 EUR
View
B+
Retailer 6
-
€2,648 EUR
View
B+
Retailer 7
-
€2,718 EUR
View
Retailer 8
-
€2,749 EUR
View
Price last confirmed 38 days ago
B+
Retailer 9
-
€2,885 EUR
View
B+
Retailer 10
-
€2,893 EUR
View
B+
Retailer 11
-
€3,256 EUR
View
B
Retailer 12
-
€3,395 EUR
View
B
Retailer 13
-
€4,528 EUR
View
Most Expensive
B
NZ Jewellers
4a1feb90-d5f7-4be9-8a11-bb382d051b86 · Nov 5
€4,872 EUR
$5,440 USD
View
13 more retailers have this diamond
Prices start from €2,375 EURSave up to €2,497 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.

B+
1.02ct Radiant
€2,375 EUR