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Marquise|Natural|GIA

1.51ct E SI1 Marquise Natural Diamond

ID • E/SI1 • GIA 5563079706

Certificate GIA 5563079706

Diamond specifications and retailer prices

From €8,475 EUR
$9,468 USD
As of November 1, 2026
Save €6,421 EUR (43%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €14,896 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise 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 stated by the retailer rather than the lab and certified by GIA 5563079706. Listed at 14 retailers as of November 1, 2026, with prices from €8,475 to €14,896, a €6,421 spread on the same certified stone. MOH London lists it at €14,896. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5563079706
Dimensions10.97 × 6.10 × 3.58 mm
L/W Ratio1.80
Key to symbols
Crystal, Feather, Needle
Top View
10.97 mm6.10 mm1.51 ctE / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5563079706
Side View
Table 55.0%CrownGirdle: VTK-ETKPavilionCulet: NDepth 58.6%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: €14,896 EUR|Low: €8,430 EUR|High: €15,076 EUR|Avg: €10,700 EUR|+2.9%
MOH London
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 7€8,430 EUR
Retailer 12€8,475 EUR
Retailer 11€8,629 EUR
Retailer 14€8,904 EUR
Retailer 8€9,175 EUR
Retailer 5€9,577 EUR
Retailer 6€10,141 EUR
Retailer 2€10,223 EUR
Retailer 3€10,575 EUR
Retailer 13€11,144 EUR
Retailer 17€11,144 EUR
Retailer 16€11,362 EUR
Retailer 15€11,511 EUR
Retailer 10€12,019 EUR
Retailer 9€12,216 EUR
Retailer 4€12,547 EUR
MOH London€14,896 EUR

25 data points across 17 retailers

14 retailers€8,475 EUR to €14,896 EUR

A
Cheapest Retailer
-
€8,475 EUR
$9,468 USD
A
Retailer 2
-
€8,629 EUR
$9,640 USD
View
B+
Retailer 3
-
€8,904 EUR
$9,948 USD
View
Retailer 4
-
€9,175 EUR
$10,250 USD
View
Price last confirmed 41 days ago
Retailer 5
-
€10,141 EUR
A$17,431 AUD
View
Price last confirmed 31 days ago
B+
Retailer 6
-
€10,223 EUR
£8,993 GBP
View
B+
Retailer 7
-
€10,575 EUR
$11,815 USD
View
B
Retailer 8
-
€11,144 EUR
$12,450 USD
View
B
Retailer 9
-
€11,144 EUR
$12,450 USD
View
B
Retailer 10
-
€11,362 EUR
$12,693 USD
View
B
Retailer 11
-
€11,511 EUR
$12,860 USD
View
B+
Retailer 12
-
€12,019 EUR
View
Retailer 13
-
€12,547 EUR
$14,018 USD
View
Price last confirmed 18 days ago
Most Expensive
B
MOH London
ECD38B8DE · Nov 1
€14,896 EUR
£13,104 GBP
View
13 more retailers have this diamond
Prices start from €8,475 EURSave up to €6,421 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 Marquise
€8,475 EUR