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Marquise|Natural|GIA

1.00ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 5232913304

Certificate GIA 5232913304

Diamond specifications and retailer prices

From $4,357 AUD
As of November 4, 2026
Save $5,101 AUD (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $9,458 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5232913304. Listed at 17 retailers as of November 4, 2026, with prices from $4,357 to $9,458, a $5,101 spread on the same certified stone. NZ Jewellers lists it at $9,458. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5232913304
Dimensions9.96 × 5.39 × 3.39 mm
L/W Ratio1.85
Top View
9.96 mm5.39 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5232913304
Side View
Table 62.0%CrownGirdle: ThickPavilionCulet: 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: Nov 4
Current: $9,458 AUD|Low: $4,187 AUD|High: $9,995 AUD|Avg: $5,802 AUD|-5.4%
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
November 5, 2026
Retailer 7$4,357 AUD
Retailer 4$4,448 AUD
Retailer 6$4,534 AUD
Retailer 10$4,540 AUD
Retailer 9$4,717 AUD
Retailer 11$4,918 AUD
Retailer 5$5,253 AUD
Retailer 2$5,263 AUD
Retailer 12$5,317 AUD
Retailer 14$5,400 AUD
Retailer 13$5,628 AUD
Retailer 16$5,628 AUD
Retailer 15$5,710 AUD
Retailer 8$5,835 AUD
Retailer 3$9,337 AUD
NZ Jewellers$9,458 AUD

38 data points across 16 retailers

17 retailers$4,357 AUD to $9,458 AUD

B+
Cheapest Retailer
-
$4,357 AUD
B+
Retailer 2
-
$4,448 AUD
View
B+
Retailer 3
-
$4,534 AUD
View
B+
Retailer 4
-
$4,540 AUD
View
Final sale: no returns
B+
Retailer 5
-
$4,717 AUD
View
B
Retailer 6
-
$4,918 AUD
View
B+
Retailer 7
-
$5,253 AUD
View
B+
Retailer 8
-
$5,263 AUD
View
B+
Retailer 9
-
$5,317 AUD
View
B
Retailer 10
-
$5,400 AUD
View
B
Retailer 11
-
$5,628 AUD
View
B
Retailer 12
-
$5,628 AUD
View
B+
Retailer 13
-
$5,710 AUD
View
B
Retailer 14
-
$5,835 AUD
View
B
Retailer 15
-
$5,971 AUD
View
B
Retailer 16
-
$9,337 AUD
View
Most Expensive
B
NZ Jewellers
27454d27-a90a-4ed3-972b-f19ba16bace8 · Nov 5
$9,458 AUD
$6,621 USD
View
16 more retailers have this diamond
Prices start from $4,357 AUDSave up to $5,101 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+
1.00ct Marquise
$4,357 AUD