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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 $2,061 CAD
SGD 1,993 SGD
As of October 31, 2026
Save $1,688 CAD (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,749 CAD at Helzberg Diamonds · As of October 31, 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 $2,061 to $3,749, a $1,688 spread on the same certified stone. Helzberg Diamonds lists it at $3,749. 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: $3,749 CAD|Low: $2,091 CAD|High: $3,749 CAD|Avg: $2,623 CAD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10$2,091 CAD
Retailer 8$2,117 CAD
Retailer 9$2,127 CAD
Retailer 3$2,276 CAD
Retailer 4$2,343 CAD
Retailer 6$2,525 CAD
Retailer 2$2,623 CAD
Retailer 11$2,809 CAD
Retailer 5$2,935 CAD
Retailer 7$3,364 CAD
Helzberg Diamonds$3,749 CAD

17 data points across 11 retailers

12 retailers$2,061 CAD to $3,749 CAD

A
Cheapest Retailer
-
$2,061 CAD
SGD 1,993 SGD
A
Retailer 2
-
$2,091 CAD
$1,496 USD
View
A
Retailer 3
-
$2,117 CAD
$1,515 USD
View
A
Retailer 4
-
$2,127 CAD
$1,522 USD
View
A
Retailer 5
-
$2,276 CAD
SGD 2,201 SGD
View
A
Retailer 6
-
$2,343 CAD
£1,320 GBP
View
B+
Retailer 7
-
$2,525 CAD
$1,807 USD
View
B+
Retailer 8
-
$2,623 CAD
$1,877 USD
View
B+
Retailer 9
-
$2,809 CAD
$2,010 USD
View
B+
Retailer 10
-
$2,935 CAD
€2,000 EUR
View
B
Retailer 11
-
$3,364 CAD
$2,408 USD
View
Most Expensive
B
Helzberg Diamonds
XZRHIKIGPOMJK · Oct 31
$3,749 CAD
$2,683 USD
View
11 more retailers have this diamond
Prices start from $2,061 CADSave up to $1,688 CAD

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
$2,061 CAD