Radiant|Natural|GIA

1.50ct E SI1 Radiant Natural Diamond

EX • E/SI1

Diamond specifications and retailer prices

From €5,695 EUR
$6,363 USD
As of October 29, 2026
Save €5,696 EUR (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €11,392 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant sits in the one-and-a-half to two 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. Listed at 11 retailers as of October 29, 2026, with prices from €5,695 to €11,392, a €5,696 spread on the same certified stone. NZ Jewellers lists it at €11,392. 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

1.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions7.31 × 5.64 × 4.02 mm
L/W Ratio1.30
Top View
7.31 mm5.64 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 71.0%CrownGirdle: ThickPavilionCulet: NDepth 71.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €11,392 EUR|Low: €5,695 EUR|High: €11,650 EUR|Avg: €6,879 EUR|-2.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4€5,695 EUR
Retailer 7€5,912 EUR
Retailer 9€6,100 EUR
Retailer 5€6,171 EUR
Retailer 3€6,266 EUR
Retailer 2€6,392 EUR
Retailer 10€6,393 EUR
Retailer 8€6,804 EUR
Retailer 6€7,120 EUR
NZ Jewellers€11,392 EUR

33 data points across 10 retailers

11 retailers€5,695 EUR to €11,392 EUR

A
Cheapest Retailer
-
€5,695 EUR
$6,363 USD
A
Retailer 2
-
€5,912 EUR
CA$9,174 CAD
View
B+
Retailer 3
-
€6,100 EUR
$6,815 USD
View
B+
Retailer 4
-
€6,171 EUR
$6,894 USD
View
B+
Retailer 5
-
€6,266 EUR
$7,000 USD
View
B+
Retailer 6
-
€6,392 EUR
£5,623 GBP
View
B+
Retailer 7
-
€6,393 EUR
$7,142 USD
View
B+
Retailer 8
-
€6,804 EUR
$7,602 USD
View
B+
Retailer 9
-
€7,120 EUR
$7,954 USD
View
Retailer 10
-
€7,281 EUR
$8,134 USD
View
Price last confirmed 50 days ago
Most Expensive
B
NZ Jewellers
f30f0d1a-9a4c-4b4d-acae-ba5bcd4f6711 · Oct 30
€11,392 EUR
$12,727 USD
View
10 more retailers have this diamond
Prices start from €5,695 EURSave up to €5,696 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
1.50ct Radiant
€5,695 EUR