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1.51ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 7523507494

Certificate GIA 7523507494

Diamond specifications and retailer prices

From €6,069 EUR
$6,780 USD
As of October 28, 2026
Save €2,372 EUR (28%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €8,441 EUR at Jared · As of October 30, 2026
View at Jared

About this 1.51ct natural round diamond

This 1.51ct 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 7523507494. Listed at 14 retailers as of October 28, 2026, with prices from €6,069 to €8,441, a €2,372 spread on the same certified stone. Jared lists it at €8,441. 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

1.51
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7523507494
Dimensions7.44 × 7.40 × 4.45 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Top View
7.44 mm7.40 mm1.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7523507494
Side View
Table 60.0%Crown 32°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: €8,441 EUR|Low: €5,971 EUR|High: €8,688 EUR|Avg: €7,387 EUR|-1.8%
Jared
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
October 31, 2026
Retailer 3€6,069 EUR
Retailer 2€6,093 EUR
Retailer 11€6,614 EUR
Retailer 5€6,745 EUR
Retailer 7€6,998 EUR
Retailer 13€7,051 EUR
Retailer 6€7,162 EUR
Retailer 9€7,491 EUR
Retailer 10€7,823 EUR
Retailer 14€8,172 EUR
Retailer 12€8,315 EUR
Retailer 4€8,319 EUR
Jared€8,441 EUR
Retailer 8€8,521 EUR

28 data points across 14 retailers

14 retailers€6,069 EUR to €8,441 EUR

A
Cheapest Retailer
-
€6,069 EUR
$6,780 USD
A
Retailer 2
-
€6,093 EUR
$6,807 USD
View
A
Retailer 3
-
€6,614 EUR
SGD 9,985 SGD
View
A
Retailer 4
-
€6,745 EUR
SGD 10,183 SGD
View
A
Retailer 5
-
€6,998 EUR
$7,818 USD
View
A
Retailer 6
-
€7,051 EUR
£6,203 GBP
View
B+
Retailer 7
-
€7,491 EUR
$8,369 USD
View
B+
Retailer 8
-
€7,823 EUR
$8,740 USD
View
B+
Retailer 9
-
€8,110 EUR
$9,061 USD
View
B+
Retailer 10
-
€8,172 EUR
$9,130 USD
View
B+
Retailer 11
-
€8,297 EUR
CA$12,874 CAD
View
B+
Retailer 12
-
€8,315 EUR
$9,290 USD
View
B+
Retailer 13
-
€8,319 EUR
$9,294 USD
View
Most Expensive
B+
Jared
156462320 · Oct 30
€8,441 EUR
$9,430 USD
View
13 more retailers have this diamond
Prices start from €6,069 EURSave up to €2,372 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.

A
1.51ct Round
€6,069 EUR