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Round|Natural|GIA

1.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1555061951

Certificate GIA 1555061951

Diamond specifications and retailer prices

From €8,256 EUR
$9,224 USD
As of October 31, 2026
Save €7,404 EUR (47%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: €15,660 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 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 30, 2026, with prices from €8,256 to €15,660, a €7,404 spread on the same certified stone. NZ Jewellers lists it at €15,660. 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
Color
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 31
Current: €14,674 EUR|Low: €9,059 EUR|High: €14,852 EUR|Avg: €11,341 EUR|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7€9,059 EUR
Retailer 3€9,997 EUR
Retailer 6€10,207 EUR
Retailer 8€10,336 EUR
Retailer 9€10,482 EUR
Retailer 5€11,349 EUR
Retailer 2€11,557 EUR
Retailer 4€13,804 EUR
Retailer 1€14,674 EUR

36 data points across 9 retailers

28 retailers€8,256 EUR to €15,660 EUR

B+
Cheapest Retailer
-
€8,256 EUR
$9,224 USD
B+
Retailer 2
-
€8,557 EUR
$9,560 USD
View
B+
Retailer 3
-
€8,719 EUR
$9,741 USD
View
B+
Retailer 4
-
€8,961 EUR
$10,012 USD
View
B+
Retailer 5
-
€8,980 EUR
CA$13,934 CAD
View
B+
Retailer 6
-
€9,059 EUR
$10,121 USD
View
Final sale: no returns
B+
Retailer 7
-
€9,282 EUR
$10,370 USD
View
B+
Retailer 8
-
€9,397 EUR
$10,498 USD
View
B+
Retailer 9
-
€9,997 EUR
£8,794 GBP
View
B+
Retailer 10
-
€10,024 EUR
$11,199 USD
View
B+
Retailer 11
-
€10,180 EUR
$11,373 USD
View
Retailer 12
-
€10,207 EUR
A$17,544 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
€10,336 EUR
$11,547 USD
View
B+
Retailer 14
-
€10,422 EUR
$11,644 USD
View
B+
Retailer 15
-
€10,482 EUR
$11,710 USD
View
B
Retailer 16
-
€10,856 EUR
$12,128 USD
View
B
Retailer 17
-
€10,983 EUR
$12,270 USD
View
B
Retailer 18
-
€10,983 EUR
$12,270 USD
View
B
Retailer 19
-
€11,349 EUR
View
B
Retailer 20
-
€11,350 EUR
$12,680 USD
View
B
Retailer 21
-
€11,447 EUR
$12,789 USD
View
B
Retailer 22
-
€11,557 EUR
£10,167 GBP
View
B
Retailer 23
-
€11,679 EUR
$13,048 USD
View
B
Retailer 24
-
€11,745 EUR
$13,122 USD
View
Retailer 25
-
€12,362 EUR
$13,811 USD
View
Price last confirmed 8 days ago
B
Retailer 26
-
€13,804 EUR
ZAR 249,150 ZAR
View
B
Retailer 27
-
€14,674 EUR
£12,909 GBP
View
Most Expensive
B
NZ Jewellers
21bb4a3a-acc9-49e9-a74b-b4811afb21b7 · Oct 30
€15,660 EUR
$17,496 USD
View
27 more retailers have this diamond
Prices start from €8,256 EURSave up to €7,404 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
€8,256 EUR