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Round|Natural|GIA

1.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6452167699

Certificate GIA 6452167699

Diamond specifications and retailer prices

From €7,002 EUR
$7,823 USD
As of October 30, 2026
Save €5,855 EUR (46%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €12,857 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6452167699. Listed at 18 retailers as of October 30, 2026, with prices from €7,002 to €12,857, a €5,855 spread on the same certified stone. NZ Jewellers lists it at €12,857. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6452167699
Dimensions7.39 × 7.35 × 4.46 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
7.39 mm7.35 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6452167699
Side View
Table 62.0%Crown 33°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 60.4%

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: Oct 30
Current: €12,857 EUR|Low: €6,429 EUR|High: €12,857 EUR|Avg: €9,443 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7€6,874 EUR
Retailer 8€7,714 EUR
Retailer 11€7,714 EUR
Retailer 12€8,357 EUR
Retailer 2€8,373 EUR
Retailer 9€8,485 EUR
Retailer 5€9,601 EUR
Retailer 10€9,643 EUR
Retailer 3€10,154 EUR
Retailer 4€10,997 EUR
Retailer 6€12,112 EUR
NZ Jewellers€12,857 EUR

39 data points across 12 retailers

18 retailers€7,002 EUR to €12,857 EUR

Retailer 1
-
€6,874 EUR
$7,680 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
€7,002 EUR
$7,823 USD
View
B
Retailer 3
-
€7,223 EUR
$8,070 USD
View
B
Retailer 4
-
€7,529 EUR
CA$11,683 CAD
View
B
Retailer 5
-
€7,714 EUR
$8,618 USD
View
B
Retailer 6
-
€7,714 EUR
$8,618 USD
View
Final sale: no returns
B
Retailer 7
-
€8,357 EUR
$9,336 USD
View
B
Retailer 8
-
€8,373 EUR
£7,366 GBP
View
B
Retailer 9
-
€8,485 EUR
$9,480 USD
View
B
Retailer 10
-
€8,878 EUR
$9,918 USD
View
B
Retailer 11
-
€9,112 EUR
$10,180 USD
View
B
Retailer 12
-
€9,112 EUR
$10,180 USD
View
B
Retailer 13
-
€9,416 EUR
$10,520 USD
View
B
Retailer 14
-
€9,601 EUR
View
B
Retailer 15
-
€9,643 EUR
$10,773 USD
View
Retailer 16
-
€10,154 EUR
$11,344 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
€12,112 EUR
£10,655 GBP
View
Most Expensive
B
NZ Jewellers
7873b98c-a4e4-4365-a09c-061d1d43ec55 · Oct 30
€12,857 EUR
$14,364 USD
View
17 more retailers have this diamond
Prices start from €7,002 EURSave up to €5,855 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
€7,002 EUR