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Marquise|Natural|GIA

0.75ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 5566609515

Certificate GIA 5566609515

Diamond specifications and retailer prices

From €1,311 EUR
$1,465 USD
As of November 1, 2026
Save €436 EUR (25%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,747 EUR at Frank Darling · As of November 1, 2026
View at Frank Darling

About this 0.75ct natural marquise diamond

This 0.75ct natural marquise sits in the just-under-one-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 5566609515. Listed at 4 retailers as of November 1, 2026, with prices from €1,311 to €1,747, a €436 spread on the same certified stone. Frank Darling lists it at €1,747. 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

0.75
Carat
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.87°
Pavilion angle38.02°
OriginNatural
Grading LabGIA
CertificateGIA 5566609515
Dimensions9.00 × 4.76 × 2.89 mm
L/W Ratio1.89
Culet sizeNone
Top View
9.00 mm4.76 mm0.75 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5566609515
Side View
Table 60.0%Crown 39.87°Girdle: STK-VTKPavilion 38.02°Culet: NoneDepth 60.8%

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: Nov 1
Current: €1,747 EUR|Low: €1,311 EUR|High: €1,747 EUR|Avg: €1,471 EUR
Frank Darling
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 3€1,311 EUR
Retailer 4€1,404 EUR
Retailer 2€1,446 EUR
Frank Darling€1,747 EUR

2 data points across 4 retailers

4 retailers€1,311 EUR to €1,747 EUR

A
Cheapest Retailer
-
€1,311 EUR
$1,465 USD
A
Retailer 2
-
€1,404 EUR
SGD 2,119 SGD
View
A
Retailer 3
-
€1,446 EUR
£1,272 GBP
View
Most Expensive
B+
Frank Darling
2704838HK · Nov 1
€1,747 EUR
$1,952 USD
View
3 more retailers have this diamond
Prices start from €1,311 EURSave up to €436 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
0.75ct Marquise
€1,311 EUR