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Marquise|Natural|GIA

1.00ct D SI1 Marquise Natural Diamond

ID • D/SI1 • GIA 5563163063

Certificate GIA 5563163063

Diamond specifications and retailer prices

From $4,233 AUD
As of November 1, 2026
Save $5,246 AUD (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,479 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded D 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 5563163063. Listed at 15 retailers as of November 1, 2026, with prices from $4,233 to $9,479, a $5,246 spread on the same certified stone. NZ Jewellers lists it at $9,479. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5563163063
Dimensions10.16 × 5.23 × 3.17 mm
L/W Ratio1.94
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Indented Natural, Natural
Top View
10.16 mm5.23 mm1.00 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5563163063
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 60.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $9,479 AUD|Low: $4,197 AUD|High: $9,728 AUD|Avg: $5,947 AUD|-2.6%
NZ Jewellers
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
November 3, 2026
Retailer 10$4,233 AUD
Retailer 2$4,256 AUD
Retailer 13$4,712 AUD
Retailer 11$4,890 AUD
Retailer 5$5,022 AUD
Retailer 8$5,307 AUD
Retailer 4$5,335 AUD
Retailer 15$5,441 AUD
Retailer 14$5,650 AUD
Retailer 3$5,786 AUD
Retailer 7$6,083 AUD
Retailer 6$6,277 AUD
Retailer 12$6,279 AUD
Retailer 9$9,097 AUD
NZ Jewellers$9,479 AUD

29 data points across 15 retailers

15 retailers$4,233 AUD to $9,479 AUD

A
Cheapest Retailer
-
$4,233 AUD
A
Retailer 2
-
$4,256 AUD
View
A
Retailer 3
-
$4,712 AUD
View
A
Retailer 4
-
$4,890 AUD
View
B+
Retailer 5
-
$5,022 AUD
View
Final sale: no returns
B+
Retailer 6
-
$5,307 AUD
View
Retailer 7
-
$5,335 AUD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$5,441 AUD
View
B+
Retailer 9
-
$5,650 AUD
View
B+
Retailer 10
-
$5,786 AUD
View
Retailer 11
-
$6,083 AUD
View
Price last confirmed 27 days ago
B+
Retailer 12
-
$6,277 AUD
View
B
Retailer 13
-
$6,279 AUD
View
B
Retailer 14
-
$9,097 AUD
View
Most Expensive
B
NZ Jewellers
9ea44783-8f81-4bc4-820d-feb68c6d384b · Nov 3
$9,479 AUD
$6,620 USD
View
14 more retailers have this diamond
Prices start from $4,233 AUDSave up to $5,246 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.

A
1.00ct Marquise
$4,233 AUD