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Marquise|Natural|GIA

1.00ct H I1 Marquise Natural Diamond

ID • H/I1 • GIA 6522999305

Certificate GIA 6522999305

Diamond specifications and retailer prices

From $3,211 AUD
$2,250 USD
As of November 1, 2026
Save $4,991 AUD (61%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $8,202 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6522999305. Listed at 7 retailers as of October 30, 2026, with prices from $3,211 to $8,202, a $4,991 spread on the same certified stone. NZ Jewellers lists it at $8,202. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6522999305
Dimensions9.88 × 5.10 × 3.26 mm
L/W Ratio1.94
Cert comments
Additional twinning wisps, clouds, pinpoints, internal graining and surface graining are not shown.
Key to symbols
Crystal, Feather, Twinning Wisp, Cavity, Needle, Natural
Top View
9.88 mm5.10 mm1.00 ctH / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6522999305
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 63.8%

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 1
Current: $4,592 AUD|Low: $2,604 AUD|High: $4,668 AUD|Avg: $3,794 AUD|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 7$2,604 AUD
Retailer 2$3,211 AUD
Retailer 4$3,554 AUD
Retailer 3$3,719 AUD
Retailer 5$4,101 AUD
Retailer 1$4,592 AUD
Retailer 6$4,668 AUD

17 data points across 7 retailers

7 retailers$3,211 AUD to $8,202 AUD

B+
Cheapest Retailer
-
$3,211 AUD
$2,250 USD
B+
Retailer 2
-
$3,554 AUD
$2,491 USD
View
B+
Retailer 3
-
$3,554 AUD
$2,491 USD
View
B+
Retailer 4
-
$3,719 AUD
$2,606 USD
View
B
Retailer 5
-
$4,101 AUD
$2,874 USD
View
B
Retailer 6
-
$4,592 AUD
€3,065 EUR
View
Most Expensive
C
NZ Jewellers
c34ee281-953b-4c2c-9eaa-5458e3c574aa · Oct 30
$8,202 AUD
$5,748 USD
View
6 more retailers have this diamond
Prices start from $3,211 AUDSave up to $4,991 AUD

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+
1.00ct Marquise
$3,211 AUD