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Radiant|Natural|GIA

0.90ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 6551210208

Certificate GIA 6551210208

Diamond specifications and retailer prices

From €1,473 EUR
$1,646 USD
As of October 30, 2026
Save €2,825 EUR (66%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,298 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural radiant diamond

This 0.9ct natural radiant sits in the just-under-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 6551210208. Listed at 12 retailers as of October 30, 2026, with prices from €1,473 to €4,298, a €2,825 spread on the same certified stone. NZ Jewellers lists it at €4,298. 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

0.90
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551210208
Dimensions6.25 × 4.80 × 3.35 mm
L/W Ratio1.30
Girdle conditionPolished
Top View
6.25 mm4.80 mm0.90 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551210208
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.8%

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: Oct 30
Current: €4,298 EUR|Low: €1,228 EUR|High: €4,298 EUR|Avg: €2,253 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 6€1,473 EUR
Retailer 8€1,624 EUR
Retailer 2€1,935 EUR
Retailer 10€1,951 EUR
Retailer 9€2,030 EUR
Retailer 7€2,046 EUR
Retailer 5€2,059 EUR
Retailer 3€2,264 EUR
Retailer 4€3,105 EUR
NZ Jewellers€4,298 EUR

42 data points across 10 retailers

12 retailers€1,473 EUR to €4,298 EUR

A
Cheapest Retailer
-
€1,473 EUR
$1,646 USD
Final sale: no returns
A
Retailer 2
-
€1,624 EUR
$1,814 USD
View
B+
Retailer 3
-
€1,889 EUR
$2,110 USD
View
B+
Retailer 4
-
€1,889 EUR
$2,110 USD
View
B+
Retailer 5
-
€1,935 EUR
£1,702 GBP
View
B+
Retailer 6
-
€1,951 EUR
$2,180 USD
View
B+
Retailer 7
-
€2,030 EUR
$2,268 USD
View
B+
Retailer 8
-
€2,046 EUR
CA$3,175 CAD
View
B+
Retailer 9
-
€2,059 EUR
£1,811 GBP
View
B+
Retailer 10
-
€2,264 EUR
View
B
Retailer 11
-
€3,105 EUR
£2,731 GBP
View
Most Expensive
B
NZ Jewellers
59b18a2f-07e4-46fe-b831-934f26e28928 · Oct 30
€4,298 EUR
$4,802 USD
View
11 more retailers have this diamond
Prices start from €1,473 EURSave up to €2,825 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
0.90ct Radiant
€1,473 EUR