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Marquise|Natural|GIA

1.00ct M SI2 Marquise Natural Diamond

EX • M/SI2 • GIA 6552675524

Certificate GIA 6552675524

Diamond specifications and retailer prices

From $1,151 AUD
As of November 6, 2026
Save $1,066 AUD (48%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,217 AUD at Yorxs · As of November 2, 2026
View at Yorxs

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552675524. Listed at 8 retailers as of November 2, 2026, with prices from $1,151 to $2,217, a $1,066 spread on the same certified stone. Yorxs lists it at $2,217. 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
M
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552675524
Dimensions9.36 × 5.19 × 3.45 mm
L/W Ratio1.80
Top View
9.36 mm5.19 mm1.00 ctM / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552675524
Side View
Table 54.0%CrownGirdle: STK-EXTPavilionCuletDepth 66.4%

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: $1,621 AUD|Low: $1,151 AUD|High: $2,580 AUD|Avg: $1,823 AUD|-10.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 4$1,151 AUD
Retailer 5$1,407 AUD
Retailer 3$1,481 AUD
Retailer 1$1,621 AUD
Retailer 6$1,690 AUD
Retailer 2$1,737 AUD
Retailer 7$1,840 AUD
Yorxs$2,217 AUD
Retailer 8$2,276 AUD

37 data points across 9 retailers

8 retailers$1,151 AUD to $2,217 AUD

A
Cheapest Retailer
-
$1,151 AUD
B+
Retailer 2
-
$1,407 AUD
View
B+
Retailer 3
-
$1,481 AUD
View
B+
Retailer 4
-
$1,621 AUD
View
B+
Retailer 5
-
$1,690 AUD
View
B+
Retailer 6
-
$1,737 AUD
View
Retailer 7
-
$2,123 AUD
View
Price last confirmed 60 days ago
Most Expensive
B+
Yorxs
EE062D421 · Nov 2
$2,217 AUD
€1,478 EUR
View
7 more retailers have this diamond
Prices start from $1,151 AUDSave up to $1,066 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
$1,151 AUD