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Marquise|Natural|GIA

0.80ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6552051289

Certificate GIA 6552051289

Diamond specifications and retailer prices

From $2,440 CAD
$1,747 USD
As of October 31, 2026
Save $1,006 CAD (29%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,446 CAD at 77 Diamonds · As of November 1, 2026
View at 77 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552051289. Listed at 3 retailers as of October 31, 2026, with prices from $2,440 to $3,446, a $1,006 spread on the same certified stone. 77 Diamonds lists it at $3,446. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38.88°
Pavilion angle37.63°
OriginNatural
Grading LabGIA
CertificateGIA 6552051289
Dimensions9.26 × 4.80 × 2.92 mm
L/W Ratio1.93
Top View
9.26 mm4.80 mm0.80 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6552051289
Side View
Table 58.0%Crown 38.88°Girdle: THK-VTKPavilion 37.63°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $3,446 CAD|Low: $1,279 CAD|High: $3,449 CAD|Avg: $2,343 CAD|+0.2%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 5$1,279 CAD
Retailer 14$1,821 CAD
Retailer 10$1,842 CAD
Retailer 13$1,886 CAD
Retailer 3$1,912 CAD
Retailer 12$1,942 CAD
Retailer 15$2,006 CAD
Retailer 9$2,312 CAD
Retailer 8$2,440 CAD
Retailer 4$2,589 CAD
Retailer 6$2,721 CAD
Retailer 11$2,752 CAD
Retailer 16$2,983 CAD
Retailer 7$3,134 CAD
Retailer 2$3,184 CAD
77 Diamonds$3,446 CAD

27 data points across 16 retailers

3 retailers$2,440 CAD to $3,446 CAD

B+
Cheapest Retailer
-
$2,440 CAD
$1,747 USD
B
Retailer 2
-
$3,184 CAD
View
Most Expensive
B
77 Diamonds
MQMBUEREJXBU · Nov 1
$3,446 CAD
£1,942 GBP
View
2 more retailers have this diamond
Prices start from $2,440 CADSave up to $1,006 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.

B+
0.80ct Marquise
$2,440 CAD