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Marquise|Natural|GIA

0.80ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 5566580172

Certificate GIA 5566580172

Diamond specifications and retailer prices

From $3,390 NZD
HK$14,900 HKD
As of November 1, 2026
Save $4,569 NZD (57%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,959 NZD at MOH London · As of November 2, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5566580172. Listed at 6 retailers as of November 1, 2026, with prices from $3,390 to $7,959, a $4,569 spread on the same certified stone. MOH London lists it at $7,959. 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
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5566580172
Dimensions10.19 × 4.62 × 2.99 mm
L/W Ratio2.21
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
10.19 mm4.62 mm0.80 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5566580172
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.7%

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 1
Current: $7,959 NZD|Low: $3,344 NZD|High: $8,002 NZD|Avg: $5,130 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 4$3,390 NZD
Retailer 5$4,226 NZD
Retailer 2$4,855 NZD
Retailer 6$5,227 NZD
Retailer 3$5,671 NZD
MOH London$7,959 NZD

8 data points across 6 retailers

6 retailers$3,390 NZD to $7,959 NZD

B+
Cheapest Retailer
-
$3,390 NZD
HK$14,900 HKD
B
Retailer 2
-
$4,226 NZD
$2,378 USD
View
B+
Retailer 3
-
$4,855 NZD
£2,151 GBP
View
B
Retailer 4
-
$5,227 NZD
$2,941 USD
View
B
Retailer 5
-
$5,671 NZD
€3,039 EUR
View
Most Expensive
B
MOH London
96F548AFB · Nov 2
$7,959 NZD
£3,526 GBP
View
5 more retailers have this diamond
Prices start from $3,390 NZDSave up to $4,569 NZD

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
$3,390 NZD