Marquise|Natural|GIA

0.80ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6552051289

Certificate GIA 6552051289

Diamond specifications and retailer prices

From $1,747 USD
As of November 2, 2026
Save $699 USD (29%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,446 USD at 77 Diamonds · As of November 2, 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 November 2, 2026, with prices from $1,747 to $2,446, a $699 spread on the same certified stone. 77 Diamonds lists it at $2,446. 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

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $2,446 USD|Low: $916 USD|High: $2,469 USD|Avg: $1,678 USD|-0.6%
77 Diamonds
Retailer 2
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Retailer 16
November 2, 2026
Retailer 5$916 USD
Retailer 14$1,304 USD
Retailer 10$1,319 USD
Retailer 13$1,350 USD
Retailer 3$1,369 USD
Retailer 12$1,390 USD
Retailer 15$1,436 USD
Retailer 9$1,655 USD
Retailer 8$1,747 USD
Retailer 4$1,853 USD
Retailer 6$1,948 USD
Retailer 11$1,970 USD
Retailer 16$2,135 USD
Retailer 7$2,243 USD
Retailer 2$2,279 USD
77 Diamonds$2,446 USD

28 data points across 16 retailers

3 retailers$1,747 USD to $2,446 USD

B+
Cheapest Retailer
-
$1,747 USD
B
Retailer 2
-
$2,279 USD
CA$3,165 CAD
View
Most Expensive
B
77 Diamonds
MQMBUEREJXBU · Nov 2
$2,446 USD
£1,926 GBP
View
2 more retailers have this diamond
Prices start from $1,747 USDSave up to $699 USD

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
$1,747 USD