Round|Natural|GIA

1.50ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2536897862

Certificate GIA 2536897862

Diamond specifications and retailer prices

From €3,599 EUR
As of November 6, 2026
Save €4,018 EUR (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €7,617 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2536897862. Listed at 17 retailers as of November 5, 2026, with prices from €3,599 to €7,617, a €4,018 spread on the same certified stone. NZ Jewellers lists it at €7,617. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2536897862
Dimensions7.27 × 7.32 × 4.54 mm
L/W Ratio1.01
Top View
7.27 mm7.32 mm1.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2536897862
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NDepth 62.3%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: €4,959 EUR|Low: €4,126 EUR|High: €7,340 EUR|Avg: €5,176 EUR|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7€4,126 EUR
Retailer 2€4,455 EUR
Retailer 1€4,959 EUR
Retailer 4€5,006 EUR
Retailer 5€5,120 EUR
Retailer 3€5,556 EUR
Retailer 6€7,234 EUR

38 data points across 7 retailers

17 retailers€3,599 EUR to €7,617 EUR

B+
Cheapest Retailer
-
€3,599 EUR
B+
Retailer 2
-
€3,840 EUR
View
B+
Retailer 3
-
€3,898 EUR
View
B+
Retailer 4
-
€4,096 EUR
View
Retailer 5
-
€4,126 EUR
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€4,126 EUR
View
B+
Retailer 7
-
€4,126 EUR
View
B+
Retailer 8
-
€4,367 EUR
View
B+
Retailer 9
-
€4,455 EUR
View
B
Retailer 10
-
€4,760 EUR
View
B+
Retailer 11
-
€4,959 EUR
View
B+
Retailer 12
-
€5,006 EUR
View
Retailer 13
-
€5,027 EUR
View
Price last confirmed 14 days ago
B
Retailer 14
-
€5,120 EUR
View
B
Retailer 15
-
€5,556 EUR
View
B
Retailer 16
-
€7,234 EUR
View
Most Expensive
B
NZ Jewellers
7925cd1c-bf23-4e7e-9f8b-046b00297260 · Nov 5
€7,617 EUR
$8,549 USD
View
16 more retailers have this diamond
Prices start from €3,599 EURSave up to €4,018 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
€3,599 EUR