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1.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1555061951

Certificate GIA 1555061951

Diamond specifications and retailer prices

From €8,287 EUR
$9,224 USD
As of October 29, 2026
Save €7,432 EUR (47%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: €15,720 EUR at NZ Jewellers · As of October 27, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1555061951. Listed at 28 retailers as of October 27, 2026, with prices from €8,287 to €15,720, a €7,432 spread on the same certified stone. NZ Jewellers lists it at €15,720. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1555061951
Dimensions7.42 × 7.45 × 4.44 mm
L/W Ratio1.00
Girdle conditionSlightly Thick
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
7.42 mm7.45 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555061951
Side View
Table 62.0%Crown 33°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 59.7%

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 29
Current: €10,088 EUR|Low: €9,093 EUR|High: €14,908 EUR|Avg: €11,312 EUR|-2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 8€9,093 EUR
Retailer 1€10,088 EUR
Retailer 7€10,246 EUR
Retailer 9€10,375 EUR
Retailer 2€10,462 EUR
Retailer 10€10,521 EUR
Retailer 5€11,344 EUR
Retailer 3€11,668 EUR
Retailer 6€13,783 EUR
Retailer 4€14,810 EUR

35 data points across 10 retailers

28 retailers€8,287 EUR to €15,720 EUR

B+
Cheapest Retailer
-
€8,287 EUR
$9,224 USD
B+
Retailer 2
-
€8,589 EUR
$9,560 USD
View
B+
Retailer 3
-
€8,752 EUR
$9,741 USD
View
B+
Retailer 4
-
€8,995 EUR
$10,012 USD
View
B+
Retailer 5
-
€9,014 EUR
CA$13,934 CAD
View
B+
Retailer 6
-
€9,093 EUR
$10,121 USD
View
Final sale: no returns
B+
Retailer 7
-
€9,317 EUR
$10,370 USD
View
B+
Retailer 8
-
€9,432 EUR
$10,498 USD
View
B+
Retailer 9
-
€10,062 EUR
$11,199 USD
View
B+
Retailer 10
-
€10,088 EUR
£8,841 GBP
View
B+
Retailer 11
-
€10,218 EUR
$11,373 USD
View
B+
Retailer 12
-
€10,246 EUR
A$17,544 AUD
View
B+
Retailer 13
-
€10,375 EUR
$11,547 USD
View
B+
Retailer 14
-
€10,462 EUR
$11,644 USD
View
B+
Retailer 15
-
€10,521 EUR
$11,710 USD
View
B
Retailer 16
-
€10,897 EUR
$12,128 USD
View
B
Retailer 17
-
€11,024 EUR
$12,270 USD
View
B
Retailer 18
-
€11,024 EUR
$12,270 USD
View
B
Retailer 19
-
€11,344 EUR
View
B
Retailer 20
-
€11,393 EUR
$12,680 USD
View
B
Retailer 21
-
€11,490 EUR
$12,789 USD
View
B
Retailer 22
-
€11,668 EUR
£10,225 GBP
View
B
Retailer 23
-
€11,723 EUR
$13,048 USD
View
B
Retailer 24
-
€11,790 EUR
$13,122 USD
View
B
Retailer 25
-
€12,409 EUR
$13,811 USD
View
B
Retailer 26
-
€13,783 EUR
ZAR 247,825 ZAR
View
B
Retailer 27
-
€14,810 EUR
£12,979 GBP
View
Most Expensive
B
NZ Jewellers
21bb4a3a-acc9-49e9-a74b-b4811afb21b7 · Oct 27
€15,720 EUR
$17,496 USD
View
27 more retailers have this diamond
Prices start from €8,287 EURSave up to €7,432 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
€8,287 EUR