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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 $2,234 SGD
$1,747 USD
As of November 2, 2026
Save $894 SGD (29%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,129 SGD 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 $2,234 to $3,129, a $894 spread on the same certified stone. 77 Diamonds lists it at $3,129. 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
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: Nov 2
Current: $3,129 SGD|Low: $1,171 SGD|High: $3,158 SGD|Avg: $2,147 SGD|-0.6%
77 Diamonds
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
November 2, 2026
Retailer 5$1,171 SGD
Retailer 14$1,668 SGD
Retailer 10$1,687 SGD
Retailer 13$1,727 SGD
Retailer 3$1,751 SGD
Retailer 12$1,778 SGD
Retailer 15$1,837 SGD
Retailer 9$2,117 SGD
Retailer 8$2,234 SGD
Retailer 4$2,370 SGD
Retailer 6$2,491 SGD
Retailer 11$2,519 SGD
Retailer 16$2,731 SGD
Retailer 7$2,869 SGD
Retailer 2$2,915 SGD
77 Diamonds$3,129 SGD

28 data points across 16 retailers

3 retailers$2,234 SGD to $3,129 SGD

B+
Cheapest Retailer
-
$2,234 SGD
$1,747 USD
B
Retailer 2
-
$2,915 SGD
CA$3,165 CAD
View
Most Expensive
B
77 Diamonds
MQMBUEREJXBU · Nov 2
$3,129 SGD
£1,926 GBP
View
2 more retailers have this diamond
Prices start from $2,234 SGDSave up to $894 SGD

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
$2,234 SGD