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Round|Natural|GIA

1.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6532007868

Certificate GIA 6532007868

Diamond specifications and retailer prices

From €4,389 EUR
As of November 1, 2026
Save €5,373 EUR (55%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €9,762 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6532007868. Listed at 26 retailers as of November 1, 2026, with prices from €4,389 to €9,762, a €5,373 spread on the same certified stone. NZ Jewellers lists it at €9,762. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6532007868
Dimensions7.26 × 7.32 × 4.58 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.26 mm7.32 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532007868
Side View
Table 58.0%Crown 35°Girdle: Medium to Slightly ThickPavilion 41.6°Culet: NoneDepth 62.8%

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: Nov 1
Current: €9,762 EUR|Low: €4,389 EUR|High: €9,762 EUR|Avg: €5,677 EUR
NZ Jewellers
Retailer 2
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Retailer 24
Retailer 25
November 6, 2026
Retailer 3€4,389 EUR
Retailer 6€4,450 EUR
Retailer 7€4,483 EUR
Retailer 12€4,612 EUR
Retailer 2€4,614 EUR
Retailer 8€4,672 EUR
Retailer 14€4,880 EUR
Retailer 25€4,935 EUR
Retailer 18€5,103 EUR
Retailer 15€5,182 EUR
Retailer 9€5,217 EUR
Retailer 4€5,288 EUR
Retailer 5€5,288 EUR
Retailer 10€5,288 EUR
Retailer 24€5,383 EUR
Retailer 19€5,507 EUR
Retailer 17€5,780 EUR
Retailer 13€5,970 EUR
Retailer 11€6,101 EUR
Retailer 20€6,218 EUR
Retailer 16€6,435 EUR
Retailer 21€7,121 EUR
Retailer 23€8,459 EUR
Retailer 22€8,576 EUR
NZ Jewellers€9,762 EUR

29 data points across 25 retailers

26 retailers€4,389 EUR to €9,762 EUR

A
Cheapest Retailer
-
€4,389 EUR
A
Retailer 2
-
€4,450 EUR
View
A
Retailer 3
-
€4,483 EUR
View
A
Retailer 4
-
€4,612 EUR
View
A
Retailer 5
-
€4,614 EUR
View
A
Retailer 6
-
€4,672 EUR
View
B+
Retailer 7
-
€4,880 EUR
View
Final sale: no returns
B+
Retailer 8
-
€4,935 EUR
View
B+
Retailer 9
-
€5,103 EUR
View
B+
Retailer 10
-
€5,182 EUR
View
B+
Retailer 11
-
€5,217 EUR
View
B+
Retailer 12
-
€5,288 EUR
View
Retailer 13
-
€5,288 EUR
View
Price last confirmed 9 days ago
B+
Retailer 14
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€5,288 EUR
View
B+
Retailer 15
-
€5,383 EUR
View
B+
Retailer 16
-
€5,507 EUR
View
Retailer 17
-
€5,586 EUR
View
Price last confirmed 34 days ago
B+
Retailer 18
-
€5,780 EUR
View
B+
Retailer 19
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€5,970 EUR
View
B+
Retailer 20
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€6,101 EUR
View
B+
Retailer 21
-
€6,218 EUR
View
Retailer 22
-
€6,435 EUR
View
Price last confirmed 15 days ago
B+
Retailer 23
-
€7,121 EUR
View
B
Retailer 24
-
€8,459 EUR
View
B
Retailer 25
-
€8,576 EUR
View
Most Expensive
B
NZ Jewellers
f32ba4af-7690-4b3f-bc30-144d71be6371 · Nov 5
€9,762 EUR
$10,899 USD
View
25 more retailers have this diamond
Prices start from €4,389 EURSave up to €5,373 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 Round
€4,389 EUR