Round|Natural|GIA

1.50ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7478417499

Certificate GIA 7478417499

Diamond specifications and retailer prices

From €5,101 EUR
As of November 1, 2026
Save €4,473 EUR (47%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €11,490 EUR at NZ Jewellers · As of September 26, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7478417499. Listed at 25 retailers as of November 1, 2026, with a 88% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7478417499
Dimensions7.23 × 7.28 × 4.52 mm
L/W Ratio1.01
Star length50%
Lower girdle70%
Girdle conditionFaceted
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Feather
Top View
7.23 mm7.28 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7478417499
Side View
Table 59.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

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: Nov 1
Current: €6,370 EUR|Low: €4,528 EUR|High: €9,690 EUR|Avg: €6,598 EUR|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 12€5,101 EUR
Retailer 13€5,435 EUR
Retailer 5€5,745 EUR
Retailer 2€5,746 EUR
Retailer 11€5,764 EUR
Retailer 10€6,340 EUR
Retailer 1€6,370 EUR
Retailer 4€6,448 EUR
Retailer 14€6,623 EUR
Retailer 6€6,897 EUR
Retailer 3€6,924 EUR
Retailer 8€7,302 EUR
Retailer 7€8,382 EUR
Retailer 9€9,574 EUR

38 data points across 14 retailers

25 retailers€5,101 EUR to €9,574 EUR

A
Cheapest Retailer
-
€5,101 EUR
B+
Retailer 2
-
€5,335 EUR
View
B+
Retailer 3
-
€5,428 EUR
View
B+
Retailer 4
-
€5,435 EUR
View
B+
Retailer 5
-
€5,502 EUR
View
B+
Retailer 6
-
€5,764 EUR
View
B+
Retailer 7
-
€6,119 EUR
View
Retailer 8
-
€6,224 EUR
View
Price last confirmed 37 days ago
Retailer 9
-
€6,305 EUR
View
Price last confirmed 15 days ago
Retailer 10
-
€6,320 EUR
View
Price last confirmed 39 days ago
B+
Retailer 11
-
€6,340 EUR
View
Retailer 12
-
€6,340 EUR
View
Price last confirmed 24 days ago
Retailer 13
-
€6,340 EUR
View
Price last confirmed 36 days ago
B+
Retailer 14
-
€6,370 EUR
View
B+
Retailer 15
-
€6,448 EUR
View
Retailer 16
-
€6,623 EUR
View
Price last confirmed 16 days ago
B+
Retailer 17
-
€6,897 EUR
View
B+
Retailer 18
-
€6,897 EUR
View
B+
Retailer 19
-
€6,924 EUR
View
B+
Retailer 20
-
€7,129 EUR
View
Retailer 21
-
€7,181 EUR
View
Price last confirmed 39 days ago
B+
Retailer 22
-
€7,302 EUR
View
B
Retailer 23
-
€8,382 EUR
View
B
Retailer 24
-
€9,574 EUR
View
Most Expensive
NZ Jewellers
971b4a7f-aa71-426e-a8e1-f21f5d602583 · Sep 26
€11,490 EUR
$12,829 USD
View
Price last confirmed 41 days ago
24 more retailers have this diamond
Prices start from €5,101 EURSave up to €4,473 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
€5,101 EUR