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Marquise|Natural|GIA

1.05ct D IF Marquise Natural Diamond

ID • D/IF • GIA 6551700979

Certificate GIA 6551700979

Diamond specifications and retailer prices

From $10,744 AUD
As of November 4, 2026
Save $9,894 AUD (48%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $20,638 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.05ct natural marquise diamond

This 1.05ct natural marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551700979. Listed at 9 retailers as of November 3, 2026, with prices from $10,744 to $20,638, a $9,894 spread on the same certified stone. NZ Jewellers lists it at $20,638. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.53°
Pavilion angle39.98°
OriginNatural
Grading LabGIA
CertificateGIA 6551700979
Dimensions11.57 × 5.04 × 3.09 mm
L/W Ratio2.30
Girdle conditionVery Thick
Top View
11.57 mm5.04 mm1.05 ctD / IF
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551700979
Side View
Table 59.0%Crown 36.53°Girdle: STK-VTKPavilion 39.98°Culet: NoneDepth 61.3%

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 4
Current: $20,638 AUD|Low: $10,744 AUD|High: $20,638 AUD|Avg: $13,084 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 8$10,744 AUD
Retailer 2$10,871 AUD
Retailer 9$10,871 AUD
Retailer 3$11,052 AUD
Retailer 7$12,339 AUD
Retailer 6$12,528 AUD
Retailer 5$13,995 AUD
Retailer 4$17,196 AUD
NZ Jewellers$20,638 AUD

13 data points across 9 retailers

9 retailers$10,744 AUD to $20,638 AUD

A
Cheapest Retailer
-
$10,744 AUD
A
Retailer 2
-
$10,871 AUD
View
A
Retailer 3
-
$10,871 AUD
View
A
Retailer 4
-
$11,052 AUD
View
A
Retailer 5
-
$12,339 AUD
View
A
Retailer 6
-
$12,528 AUD
View
B+
Retailer 7
-
$13,995 AUD
View
B+
Retailer 8
-
$17,196 AUD
View
Most Expensive
B
NZ Jewellers
aef7c07b-ce0e-4b29-85f1-374ae0de35c3 · Nov 3
$20,638 AUD
$14,447 USD
View
8 more retailers have this diamond
Prices start from $10,744 AUDSave up to $9,894 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
1.05ct Marquise
$10,744 AUD