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Marquise|Natural|GIA

0.80ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 1242098634

Certificate GIA 1242098634

Diamond specifications and retailer prices

From €1,315 EUR
SGD 1,993 SGD
As of October 31, 2026
Save €1,077 EUR (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,392 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 F 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 1242098634. Listed at 12 retailers as of October 31, 2026, with prices from €1,315 to €2,392, a €1,077 spread on the same certified stone. Helzberg Diamonds lists it at €2,392. 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
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle38.17°
OriginNatural
Grading LabGIA
CertificateGIA 1242098634
Dimensions9.34 × 4.90 × 2.88 mm
L/W Ratio1.91
Culet sizeNone
Top View
9.34 mm4.90 mm0.80 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1242098634
Side View
Table 60.0%Crown 38°Girdle: MED-THKPavilion 38.17°Culet: NoneDepth 58.7%

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 31
Current: €2,392 EUR|Low: €1,334 EUR|High: €2,392 EUR|Avg: €1,674 EUR
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 10€1,334 EUR
Retailer 8€1,351 EUR
Retailer 9€1,357 EUR
Retailer 3€1,452 EUR
Retailer 4€1,483 EUR
Retailer 6€1,611 EUR
Retailer 5€1,673 EUR
Retailer 11€1,792 EUR
Retailer 2€1,880 EUR
Retailer 7€2,147 EUR
Helzberg Diamonds€2,392 EUR

18 data points across 11 retailers

12 retailers€1,315 EUR to €2,392 EUR

A
Cheapest Retailer
-
€1,315 EUR
SGD 1,993 SGD
A
Retailer 2
-
€1,334 EUR
$1,496 USD
View
A
Retailer 3
-
€1,351 EUR
$1,515 USD
View
A
Retailer 4
-
€1,357 EUR
$1,522 USD
View
A
Retailer 5
-
€1,452 EUR
SGD 2,201 SGD
View
A
Retailer 6
-
€1,483 EUR
£1,309 GBP
View
B+
Retailer 7
-
€1,611 EUR
$1,807 USD
View
B+
Retailer 8
-
€1,673 EUR
$1,877 USD
View
B+
Retailer 9
-
€1,792 EUR
$2,010 USD
View
B+
Retailer 10
-
€1,880 EUR
View
B
Retailer 11
-
€2,147 EUR
$2,408 USD
View
Most Expensive
B
Helzberg Diamonds
XZRHIKIGPOMJK · Nov 2
€2,392 EUR
$2,683 USD
View
11 more retailers have this diamond
Prices start from €1,315 EURSave up to €1,077 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
€1,315 EUR