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Marquise|Natural|GIA

0.90ct D VS1 Marquise Natural Diamond

EX • D/VS1 • GIA 6542700353

Certificate GIA 6542700353

Diamond specifications and retailer prices

From $6,998 AUD
SGD 6,643 SGD
As of October 31, 2026
Save $4,580 AUD (40%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $11,578 AUD at Diamond Quarter · As of October 30, 2026
View at Diamond Quarter

About this 0.9ct natural marquise diamond

This 0.9ct natural marquise sits in the just-under-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 6542700353. Listed at 7 retailers as of October 30, 2026, with prices from $6,998 to $11,578, a $4,580 spread on the same certified stone. Diamond Quarter lists it at $11,578. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.90
Carat
D
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542700353
Dimensions9.26 × 5.02 × 3.16 mm
L/W Ratio1.84
Top View
9.26 mm5.02 mm0.90 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6542700353
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.0%

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: Oct 31
Current: $11,578 AUD|Low: $3,922 AUD|High: $11,578 AUD|Avg: $7,035 AUD
Diamond Quarter
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 13, 2026
Retailer 6$3,922 AUD
Retailer 4$4,995 AUD
Retailer 3$5,794 AUD
Retailer 2$6,998 AUD
Retailer 5$8,898 AUD
Diamond Quarter$11,578 AUD

4 data points across 6 retailers

7 retailers$6,998 AUD to $11,578 AUD

Retailer 1
-
$3,922 AUD
THB 95,000 THB
Price last confirmed 58 days ago
Retailer 2
-
$3,923 AUD
View
Price last confirmed 62 days ago
Retailer 3
-
$4,526 AUD
View
Price last confirmed 104 days ago
Retailer 4
-
$5,813 AUD
View
Price last confirmed 124 days ago
B+
Retailer 5
-
$6,998 AUD
SGD 6,643 SGD
View
B
Retailer 6
-
$8,898 AUD
$6,250 USD
View
Most Expensive
B
Diamond Quarter
0.9VS1D1556C408N · Oct 30
$11,578 AUD
£6,404 GBP
View
6 more retailers have this diamond
Prices start from $6,998 AUDSave up to $4,580 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+
0.90ct Marquise
$6,998 AUD