Round|Natural|GIA

1.50ct I IF Round Natural Diamond

EX • I/IF • GIA 5231056529

Certificate GIA 5231056529

Diamond specifications and retailer prices

From €8,437 EUR
As of November 1, 2026
Save €5,955 EUR (41%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €15,400 EUR at NZ Jewellers · As of October 17, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5231056529. Listed at 22 retailers as of November 1, 2026, with a 71% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
OriginNatural
Grading LabGIA
CertificateGIA 5231056529
Dimensions7.32 × 7.28 × 4.54 mm
L/W Ratio1.01
Top View
7.32 mm7.28 mm1.50 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231056529
Side View
Table 61.0%Crown 34°Girdle: MED-STKPavilionCulet: NoneDepth 62.2%

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: €9,784 EUR|Low: €8,437 EUR|High: €14,604 EUR|Avg: €11,088 EUR|-3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 9€8,437 EUR
Retailer 8€8,634 EUR
Retailer 10€9,240 EUR
Retailer 1€9,784 EUR
Retailer 2€10,131 EUR
Retailer 7€10,595 EUR
Retailer 3€10,938 EUR
Retailer 5€11,551 EUR
Retailer 4€13,481 EUR
Retailer 6€14,392 EUR

37 data points across 10 retailers

22 retailers€8,437 EUR to €14,392 EUR

B+
Cheapest Retailer
-
€8,437 EUR
B+
Retailer 2
-
€8,573 EUR
View
B+
Retailer 3
-
€8,634 EUR
View
B+
Retailer 4
-
€9,131 EUR
View
Retailer 5
-
€9,240 EUR
View
Price last confirmed 22 days ago
B+
Retailer 6
-
€9,240 EUR
View
Final sale: no returns
B+
Retailer 7
-
€9,317 EUR
View
B+
Retailer 8
-
€9,784 EUR
View
B+
Retailer 9
-
€9,856 EUR
View
Retailer 10
-
€10,010 EUR
View
Price last confirmed 20 days ago
Retailer 11
-
€10,131 EUR
View
Price last confirmed 34 days ago
Retailer 12
-
€10,164 EUR
View
Price last confirmed 23 days ago
B+
Retailer 13
-
€10,595 EUR
View
Retailer 14
-
€10,595 EUR
View
Price last confirmed 19 days ago
B+
Retailer 15
-
€10,938 EUR
View
B+
Retailer 16
-
€11,010 EUR
View
Retailer 17
-
€11,550 EUR
View
Price last confirmed 20 days ago
B+
Retailer 18
-
€11,551 EUR
View
Retailer 19
-
€12,157 EUR
View
Price last confirmed 23 days ago
B
Retailer 20
-
€13,481 EUR
View
B
Retailer 21
-
€14,392 EUR
View
Most Expensive
NZ Jewellers
4be1e329-c04b-40ba-a381-96ea96a8f85d · Oct 17
€15,400 EUR
$17,194 USD
View
Price last confirmed 20 days ago
21 more retailers have this diamond
Prices start from €8,437 EURSave up to €5,955 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
€8,437 EUR