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1.50ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1367318871

Certificate GIA 1367318871

Diamond specifications and retailer prices

From €4,740 EUR
$5,295 USD
As of October 30, 2026
Save €5,294 EUR (53%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €10,034 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1367318871. Listed at 20 retailers as of October 30, 2026, with prices from €4,740 to €10,034, a €5,294 spread on the same certified stone. NZ Jewellers lists it at €10,034. 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
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1367318871
Dimensions7.30 × 7.26 × 4.55 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.30 mm7.26 mm1.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1367318871
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.5%

Caratlytics Score

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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: Oct 30
Current: €7,166 EUR|Low: €4,740 EUR|High: €8,945 EUR|Avg: €6,082 EUR|-1.2%
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
Retailer 15
November 1, 2026
Retailer 4€4,740 EUR
Retailer 12€4,748 EUR
Retailer 14€5,066 EUR
Retailer 9€5,304 EUR
Retailer 2€5,435 EUR
Retailer 3€5,435 EUR
Retailer 13€5,435 EUR
Retailer 5€5,753 EUR
Retailer 6€5,782 EUR
Retailer 15€5,855 EUR
Retailer 7€6,271 EUR
Retailer 8€6,526 EUR
Retailer 1€7,166 EUR
Retailer 10€7,371 EUR
Retailer 11€8,886 EUR

34 data points across 15 retailers

20 retailers€4,740 EUR to €10,034 EUR

B+
Cheapest Retailer
-
€4,740 EUR
$5,295 USD
Retailer 2
-
€4,748 EUR
$5,305 USD
View
Price last confirmed 7 days ago
B
Retailer 3
-
€4,898 EUR
$5,472 USD
View
B
Retailer 4
-
€5,066 EUR
$5,660 USD
View
B+
Retailer 5
-
€5,304 EUR
£4,666 GBP
View
B
Retailer 6
-
€5,435 EUR
$6,072 USD
View
B
Retailer 7
-
€5,435 EUR
$6,072 USD
View
B+
Retailer 8
-
€5,435 EUR
$6,072 USD
View
B
Retailer 9
-
€5,753 EUR
$6,427 USD
View
B
Retailer 10
-
€5,782 EUR
$6,460 USD
View
B
Retailer 11
-
€5,782 EUR
$6,460 USD
View
Retailer 12
-
€5,855 EUR
A$10,064 AUD
View
Price last confirmed 19 days ago
B
Retailer 13
-
€5,970 EUR
$6,670 USD
View
B
Retailer 14
-
€6,271 EUR
$7,006 USD
View
B
Retailer 15
-
€6,526 EUR
View
Retailer 16
-
€6,614 EUR
$7,389 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
€7,166 EUR
£6,304 GBP
View
B
Retailer 18
-
€7,371 EUR
ZAR 133,038 ZAR
View
B
Retailer 19
-
€8,886 EUR
£7,817 GBP
View
Most Expensive
B
NZ Jewellers
9327b21a-3ec2-40d7-966f-d43c17bac7f0 · Oct 30
€10,034 EUR
$11,210 USD
View
19 more retailers have this diamond
Prices start from €4,740 EURSave up to €5,294 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
€4,740 EUR