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Radiant|Natural|GIA

1.02ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 5186516272

Certificate GIA 5186516272

Diamond specifications and retailer prices

From €982 EUR
As of November 4, 2026
Save €1,078 EUR (52%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €2,060 EUR at MOH London · As of November 7, 2026
View at MOH London

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic one-carat band, graded I 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 5186516272. Listed at 9 retailers as of November 4, 2026, with prices from €982 to €2,060, a €1,078 spread on the same certified stone. MOH London lists it at €2,060. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5186516272
Dimensions6.31 × 5.03 × 3.55 mm
L/W Ratio1.25
Girdle conditionPolished
Culet sizeNone
Top View
6.31 mm5.03 mm1.02 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5186516272
Side View
Table 62.0%CrownGirdle: ThickPavilionCulet: NoneDepth 70.6%

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: €2,060 EUR|Low: €982 EUR|High: €2,095 EUR|Avg: €1,350 EUR|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 8€982 EUR
Retailer 6€990 EUR
Retailer 5€1,025 EUR
Retailer 9€1,121 EUR
Retailer 4€1,278 EUR
Retailer 3€1,379 EUR
Retailer 7€1,478 EUR
Retailer 2€1,570 EUR
MOH London€2,060 EUR

38 data points across 9 retailers

9 retailers€982 EUR to €2,060 EUR

A
Cheapest Retailer
-
€982 EUR
Retailer 2
-
€990 EUR
View
Price last confirmed 10 days ago
Retailer 3
-
€1,025 EUR
View
Price last confirmed 9 days ago
A
Retailer 4
-
€1,121 EUR
View
A
Retailer 5
-
€1,278 EUR
View
A
Retailer 6
-
€1,379 EUR
View
Retailer 7
-
€1,478 EUR
View
Price last confirmed 34 days ago
A
Retailer 8
-
€1,570 EUR
View
Most Expensive
B+
MOH London
5336C7C66 · Nov 7
€2,060 EUR
£1,811 GBP
View
8 more retailers have this diamond
Prices start from €982 EURSave up to €1,078 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
1.02ct Radiant
€982 EUR