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Marquise|Natural|GIA

1.51ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 7558309385

Certificate GIA 7558309385

Diamond specifications and retailer prices

From €2,302 EUR
As of November 5, 2026
Save €2,337 EUR (50%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,639 EUR at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558309385. Listed at 10 retailers as of November 5, 2026, with prices from €2,302 to €4,639, a €2,337 spread on the same certified stone. Wholesale Diamonds Direct lists it at €4,639. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.92°
Pavilion angle38.88°
OriginNatural
Grading LabGIA
CertificateGIA 7558309385
Dimensions11.13 × 5.88 × 3.73 mm
L/W Ratio1.89
Culet sizeNone
Top View
11.13 mm5.88 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7558309385
Side View
Table 59.0%Crown 39.92°Girdle: MED-THKPavilion 38.88°Culet: NoneDepth 63.5%

Caratlytics Score

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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: Nov 5
Current: €2,747 EUR|Low: €2,243 EUR|High: €5,284 EUR|Avg: €3,341 EUR|-12.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 3€2,243 EUR
Retailer 6€2,302 EUR
Retailer 7€2,547 EUR
Retailer 1€2,747 EUR
Retailer 4€2,868 EUR
Retailer 10€3,069 EUR
Retailer 8€3,270 EUR
Retailer 9€3,342 EUR
Retailer 5€3,388 EUR
Retailer 2€3,474 EUR
Retailer 11€4,370 EUR
Wholesale Diamonds Direct€4,639 EUR

33 data points across 12 retailers

10 retailers€2,302 EUR to €4,639 EUR

A
Cheapest Retailer
-
€2,302 EUR
A
Retailer 2
-
€2,547 EUR
View
A
Retailer 3
-
€2,747 EUR
View
A
Retailer 4
-
€2,868 EUR
View
A
Retailer 5
-
€3,069 EUR
View
A
Retailer 6
-
€3,270 EUR
View
A
Retailer 7
-
€3,342 EUR
View
A
Retailer 8
-
€3,388 EUR
View
B+
Retailer 9
-
€3,474 EUR
View
Most Expensive
B+
Wholesale Diamonds Direct
262936460 · Nov 6
€4,639 EUR
$5,180 USD
View
9 more retailers have this diamond
Prices start from €2,302 EURSave up to €2,337 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
€2,302 EUR