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Marquise|Natural|GIA

1.23ct D VS1 Marquise Natural Diamond

EX • D/VS1 • GIA 6243001732

Certificate GIA 6243001732

Diamond specifications and retailer prices

From $10,416 AUD
As of November 6, 2026
Save $12,818 AUD (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $23,234 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.23ct natural marquise diamond

This 1.23ct natural marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6243001732. Listed at 17 retailers as of November 5, 2026, with prices from $10,416 to $23,234, a $12,818 spread on the same certified stone. NZ Jewellers lists it at $23,234. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6243001732
Dimensions10.75 × 5.53 × 3.49 mm
L/W Ratio1.94
Top View
10.75 mm5.53 mm1.23 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6243001732
Side View
Table 58.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 63.2%

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 6
Current: $23,234 AUD|Low: $10,416 AUD|High: $24,139 AUD|Avg: $14,077 AUD|-3.8%
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
Retailer 16
Retailer 17
November 7, 2026
Retailer 14$10,416 AUD
Retailer 16$10,984 AUD
Retailer 7$11,079 AUD
Retailer 3$11,524 AUD
Retailer 5$11,616 AUD
Retailer 12$12,316 AUD
Retailer 8$12,585 AUD
Retailer 6$12,778 AUD
Retailer 2$12,969 AUD
Retailer 10$13,202 AUD
Retailer 9$13,914 AUD
Retailer 15$13,914 AUD
Retailer 17$13,944 AUD
Retailer 4$14,379 AUD
Retailer 13$14,522 AUD
Retailer 11$19,358 AUD
NZ Jewellers$23,234 AUD

37 data points across 17 retailers

17 retailers$10,416 AUD to $23,234 AUD

A
Cheapest Retailer
-
$10,416 AUD
A
Retailer 2
-
$10,984 AUD
View
A
Retailer 3
-
$11,079 AUD
View
B+
Retailer 4
-
$11,524 AUD
View
B+
Retailer 5
-
$11,616 AUD
View
Final sale: no returns
B+
Retailer 6
-
$12,316 AUD
View
B+
Retailer 7
-
$12,585 AUD
View
B+
Retailer 8
-
$12,778 AUD
View
B+
Retailer 9
-
$12,969 AUD
View
B+
Retailer 10
-
$13,202 AUD
View
B+
Retailer 11
-
$13,914 AUD
View
B+
Retailer 12
-
$13,914 AUD
View
B+
Retailer 13
-
$13,944 AUD
View
B+
Retailer 14
-
$14,379 AUD
View
B+
Retailer 15
-
$14,522 AUD
View
B
Retailer 16
-
$19,358 AUD
View
Most Expensive
B
NZ Jewellers
d682b891-c95f-47d5-b5fb-a5c6feff8bac · Nov 5
$23,234 AUD
$15,964 USD
View
16 more retailers have this diamond
Prices start from $10,416 AUDSave up to $12,818 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
1.23ct Marquise
$10,416 AUD