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Marquise|Natural|GIA

0.80ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 5242028344

Certificate GIA 5242028344

Diamond specifications and retailer prices

From €1,178 EUR
SGD 1,786 SGD
As of October 31, 2026
Save €946 EUR (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,125 EUR at Helzberg Diamonds · As of November 2, 2026
View at Helzberg Diamonds

About this 0.8ct natural marquise diamond

This 0.8ct natural marquise sits in the just-under-one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5242028344. Listed at 12 retailers as of October 31, 2026, with prices from €1,178 to €2,125, a €946 spread on the same certified stone. Helzberg Diamonds lists it at €2,125. 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

0.80
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.84°
Pavilion angle40.57°
OriginNatural
Grading LabGIA
CertificateGIA 5242028344
Dimensions9.24 × 4.79 × 3.02 mm
L/W Ratio1.93
Culet sizeNone
Top View
9.24 mm4.79 mm0.80 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5242028344
Side View
Table 59.0%Crown 38.84°Girdle: MED-VTKPavilion 40.57°Culet: NoneDepth 63.0%

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: Oct 31
Current: €2,125 EUR|Low: €1,178 EUR|High: €2,189 EUR|Avg: €1,478 EUR|-2.9%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8€1,178 EUR
Retailer 9€1,185 EUR
Retailer 7€1,199 EUR
Retailer 11€1,205 EUR
Retailer 3€1,291 EUR
Retailer 5€1,314 EUR
Retailer 10€1,441 EUR
Retailer 6€1,487 EUR
Retailer 4€1,637 EUR
Retailer 2€1,705 EUR
Retailer 12€1,908 EUR
Helzberg Diamonds€2,125 EUR

31 data points across 12 retailers

12 retailers€1,178 EUR to €2,125 EUR

A
Cheapest Retailer
-
€1,178 EUR
SGD 1,786 SGD
A
Retailer 2
-
€1,185 EUR
$1,329 USD
View
A
Retailer 3
-
€1,199 EUR
$1,345 USD
View
A
Retailer 4
-
€1,205 EUR
$1,352 USD
View
A
Retailer 5
-
€1,291 EUR
SGD 1,956 SGD
View
A
Retailer 6
-
€1,314 EUR
£1,160 GBP
View
B+
Retailer 7
-
€1,441 EUR
$1,616 USD
View
B+
Retailer 8
-
€1,487 EUR
$1,668 USD
View
B+
Retailer 9
-
€1,637 EUR
$1,836 USD
View
B+
Retailer 10
-
€1,705 EUR
View
B
Retailer 11
-
€1,908 EUR
$2,140 USD
View
Most Expensive
B
Helzberg Diamonds
XZRLIKIGIOJKK · Nov 2
€2,125 EUR
$2,383 USD
View
11 more retailers have this diamond
Prices start from €1,178 EURSave up to €946 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
0.80ct Marquise
€1,178 EUR