CaratHunter
Plans
Marquise|Natural|GIA

0.78ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 1563722001

Certificate GIA 1563722001

Diamond specifications and retailer prices

From €1,408 EUR
SGD 2,126 SGD
As of October 29, 2026
Save €1,163 EUR (45%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,571 EUR at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

About this 0.78ct natural marquise diamond

This 0.78ct 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 1563722001. Listed at 13 retailers as of October 29, 2026, with prices from €1,408 to €2,571, a €1,163 spread on the same certified stone. Helzberg Diamonds lists it at €2,571. 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

0.78
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.87°
Pavilion angle38.32°
OriginNatural
Grading LabGIA
CertificateGIA 1563722001
Dimensions9.31 × 4.85 × 2.89 mm
L/W Ratio1.92
Culet sizeNone
Top View
9.31 mm4.85 mm0.78 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1563722001
Side View
Table 58.0%Crown 37.87°Girdle: MED-VTKPavilion 38.32°Culet: NoneDepth 59.7%

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 29
Current: €2,571 EUR|Low: €1,435 EUR|High: €2,571 EUR|Avg: €1,809 EUR
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8€1,435 EUR
Retailer 7€1,435 EUR
Retailer 9€1,454 EUR
Retailer 10€1,477 EUR
Retailer 3€1,563 EUR
Retailer 2€1,607 EUR
Retailer 5€1,801 EUR
Retailer 12€1,899 EUR
Retailer 6€2,021 EUR
Retailer 11€2,188 EUR
Retailer 4€2,322 EUR
Helzberg Diamonds€2,571 EUR

4 data points across 12 retailers

13 retailers€1,408 EUR to €2,571 EUR

A
Cheapest Retailer
-
€1,408 EUR
SGD 2,126 SGD
A
Retailer 2
-
€1,435 EUR
$1,603 USD
View
A
Retailer 3
-
€1,435 EUR
$1,603 USD
View
A
Retailer 4
-
€1,454 EUR
$1,624 USD
View
A
Retailer 5
-
€1,477 EUR
$1,650 USD
View
A
Retailer 6
-
€1,563 EUR
SGD 2,360 SGD
View
A
Retailer 7
-
€1,607 EUR
£1,413 GBP
View
A
Retailer 8
-
€1,801 EUR
$2,012 USD
View
B+
Retailer 9
-
€1,899 EUR
$2,122 USD
View
B+
Retailer 10
-
€2,021 EUR
View
B+
Retailer 11
-
€2,188 EUR
$2,444 USD
View
B
Retailer 12
-
€2,322 EUR
$2,595 USD
View
Most Expensive
B
Helzberg Diamonds
XZRHLMJNIIGGH · Oct 30
€2,571 EUR
$2,872 USD
View
12 more retailers have this diamond
Prices start from €1,408 EURSave up to €1,163 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
0.78ct Marquise
€1,408 EUR