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Marquise|Natural|GIA

1.00ct K SI2 Marquise Natural Diamond

ID • K/SI2 • GIA 7553268230

Certificate GIA 7553268230

Diamond specifications and retailer prices

From $1,571 AUD
As of November 6, 2026
Save $3,577 AUD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,148 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded K 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 7553268230. Listed at 14 retailers as of November 5, 2026, with prices from $1,571 to $5,148, a $3,577 spread on the same certified stone. NZ Jewellers lists it at $5,148. 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
K
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7553268230
Dimensions9.54 × 5.30 × 3.11 mm
L/W Ratio1.80
Culet sizeNone
Key to symbols
Crystal, Twinning Wisp, Indented Natural, Feather, Cavity, Needle, Natural
Top View
9.54 mm5.30 mm1.00 ctK / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7553268230
Side View
Table 61.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 58.7%

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: $2,194 AUD|Low: $1,571 AUD|High: $3,743 AUD|Avg: $2,476 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7$1,571 AUD
Retailer 2$1,957 AUD
Retailer 8$2,153 AUD
Retailer 1$2,194 AUD
Retailer 9$2,304 AUD
Retailer 3$2,331 AUD
Retailer 10$2,511 AUD
Retailer 6$2,684 AUD
Retailer 5$2,937 AUD
Retailer 4$3,687 AUD

40 data points across 10 retailers

14 retailers$1,571 AUD to $5,148 AUD

A
Cheapest Retailer
-
$1,571 AUD
A
Retailer 2
-
$1,957 AUD
View
Retailer 3
-
$2,111 AUD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$2,111 AUD
View
B+
Retailer 5
-
$2,194 AUD
View
B+
Retailer 6
-
$2,208 AUD
View
B+
Retailer 7
-
$2,304 AUD
View
A
Retailer 8
-
$2,331 AUD
View
B+
Retailer 9
-
$2,436 AUD
View
B+
Retailer 10
-
$2,684 AUD
View
B+
Retailer 11
-
$2,937 AUD
View
B+
Retailer 12
-
$3,034 AUD
View
B
Retailer 13
-
$3,687 AUD
View
Most Expensive
B
NZ Jewellers
2a836711-b754-4260-b468-1965efb65909 · Nov 5
$5,148 AUD
$3,604 USD
View
13 more retailers have this diamond
Prices start from $1,571 AUDSave up to $3,577 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
$1,571 AUD