CaratHunter
Plans
Marquise|Natural|GIA

1.51ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 6545340711

Certificate GIA 6545340711

Diamond specifications and retailer prices

From €7,526 EUR
$8,441 USD
As of October 31, 2026
Save €6,692 EUR (47%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €14,218 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545340711. Listed at 18 retailers as of October 30, 2026, with prices from €7,526 to €14,218, a €6,692 spread on the same certified stone. NZ Jewellers lists it at €14,218. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545340711
Dimensions11.06 × 5.88 × 3.92 mm
L/W Ratio1.88
Top View
11.06 mm5.88 mm1.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545340711
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.6%

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: Oct 31
Current: €14,218 EUR|Low: €7,433 EUR|High: €14,218 EUR|Avg: €9,763 EUR
NZ Jewellers
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 3€7,526 EUR
Retailer 4€8,122 EUR
Retailer 11€8,531 EUR
Retailer 15€8,531 EUR
Retailer 5€8,603 EUR
Retailer 12€8,680 EUR
Retailer 7€9,098 EUR
Retailer 10€9,242 EUR
Retailer 2€9,339 EUR
Retailer 14€9,384 EUR
Retailer 13€10,663 EUR
Retailer 8€10,749 EUR
Retailer 6€11,227 EUR
Retailer 9€13,395 EUR
NZ Jewellers€14,218 EUR

39 data points across 15 retailers

18 retailers€7,526 EUR to €14,218 EUR

A
Cheapest Retailer
-
€7,526 EUR
$8,441 USD
A
Retailer 2
-
€7,893 EUR
$8,853 USD
View
A
Retailer 3
-
€7,915 EUR
$8,878 USD
View
A
Retailer 4
-
€7,996 EUR
A$13,797 AUD
View
A
Retailer 5
-
€8,122 EUR
$9,110 USD
View
B+
Retailer 6
-
€8,531 EUR
$9,568 USD
View
Final sale: no returns
A
Retailer 7
-
€8,531 EUR
$9,568 USD
View
B+
Retailer 8
-
€8,680 EUR
$9,736 USD
View
B+
Retailer 9
-
€9,098 EUR
$10,204 USD
View
B+
Retailer 10
-
€9,242 EUR
$10,366 USD
View
B+
Retailer 11
-
€9,339 EUR
£8,248 GBP
View
B+
Retailer 12
-
€9,384 EUR
$10,525 USD
View
B+
Retailer 13
-
€10,663 EUR
$11,960 USD
View
Retailer 14
-
€10,663 EUR
$11,960 USD
View
Price last confirmed 24 days ago
B+
Retailer 15
-
€10,749 EUR
View
Retailer 16
-
€11,227 EUR
$12,592 USD
View
Price last confirmed 18 days ago
B
Retailer 17
-
€13,395 EUR
£11,830 GBP
View
Most Expensive
B
NZ Jewellers
b2489fcf-b846-4fc4-a115-469532cfdb69 · Oct 30
€14,218 EUR
$15,947 USD
View
17 more retailers have this diamond
Prices start from €7,526 EURSave up to €6,692 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
€7,526 EUR