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Round|Natural|GIA

1.50ct I I1 Round Natural Diamond

EX • I/I1 • GIA 1423644081

Certificate GIA 1423644081

Diamond specifications and retailer prices

From €3,435 EUR
HK$30,100 HKD
As of November 1, 2026
Save €4,356 EUR (56%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €7,792 EUR at NZ Jewellers · As of October 30, 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 I1 clarity (included), with a top-tier cut grade and certified by GIA 1423644081. Listed at 12 retailers as of October 30, 2026, with prices from €3,435 to €7,792, a €4,356 spread on the same certified stone. NZ Jewellers lists it at €7,792. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1423644081
Dimensions7.31 × 7.21 × 4.56 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Indented Natural, Needle
Top View
7.31 mm7.21 mm1.50 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1423644081
Side View
Table 59.0%Crown 35.5°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €7,792 EUR|Low: €3,401 EUR|High: €7,916 EUR|Avg: €4,807 EUR|-1.6%
NZ Jewellers
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
Retailer 15
November 1, 2026
Retailer 8€3,435 EUR
Retailer 13€3,514 EUR
Retailer 11€3,602 EUR
Retailer 6€3,739 EUR
Retailer 4€4,221 EUR
Retailer 12€4,221 EUR
Retailer 15€4,221 EUR
Retailer 9€4,734 EUR
Retailer 14€4,734 EUR
Retailer 3€4,870 EUR
Retailer 10€4,895 EUR
Retailer 2€5,249 EUR
Retailer 5€5,633 EUR
Retailer 7€6,708 EUR
NZ Jewellers€7,792 EUR

23 data points across 15 retailers

12 retailers€3,435 EUR to €7,792 EUR

B+
Cheapest Retailer
-
€3,435 EUR
HK$30,100 HKD
B+
Retailer 2
-
€3,514 EUR
$3,941 USD
View
B+
Retailer 3
-
€3,602 EUR
$4,040 USD
View
B+
Retailer 4
-
€4,221 EUR
$4,734 USD
View
B+
Retailer 5
-
€4,221 EUR
$4,734 USD
View
B+
Retailer 6
-
€4,221 EUR
$4,734 USD
View
B
Retailer 7
-
€4,734 EUR
$5,310 USD
View
B
Retailer 8
-
€4,734 EUR
$5,310 USD
View
B
Retailer 9
-
€4,870 EUR
$5,462 USD
View
B
Retailer 10
-
€4,895 EUR
$5,490 USD
View
B
Retailer 11
-
€5,249 EUR
View
Most Expensive
C
NZ Jewellers
135e1e03-72ff-46f9-838e-96c2cde40d0b · Oct 30
€7,792 EUR
$8,739 USD
View
11 more retailers have this diamond
Prices start from €3,435 EURSave up to €4,356 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.

B+
1.50ct Round
€3,435 EUR