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Marquise|Natural|GIA

1.03ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 6555400224

Certificate GIA 6555400224

Diamond specifications and retailer prices

From $4,053 NZD
As of November 4, 2026
Save $5,610 NZD (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,663 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural marquise diamond

This 1.03ct natural marquise sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555400224. Listed at 11 retailers as of November 4, 2026, with prices from $4,053 to $9,663, a $5,610 spread on the same certified stone. NZ Jewellers lists it at $9,663. 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

1.03
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555400224
Dimensions10.90 × 5.25 × 3.12 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Feather, Crystal, Cavity, Needle
Top View
10.90 mm5.25 mm1.03 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555400224
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.4%

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 4
Current: $9,663 NZD|Low: $4,053 NZD|High: $10,028 NZD|Avg: $5,161 NZD|-3.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10$4,053 NZD
Retailer 2$4,174 NZD
Retailer 9$4,266 NZD
Retailer 4$4,544 NZD
Retailer 11$4,622 NZD
Retailer 3$4,667 NZD
Retailer 7$4,836 NZD
Retailer 6$4,862 NZD
Retailer 5$4,964 NZD
Retailer 8$5,334 NZD
NZ Jewellers$9,663 NZD

36 data points across 11 retailers

11 retailers$4,053 NZD to $9,663 NZD

A
Cheapest Retailer
-
$4,053 NZD
A
Retailer 2
-
$4,174 NZD
View
A
Retailer 3
-
$4,266 NZD
View
Final sale: no returns
A
Retailer 4
-
$4,544 NZD
View
A
Retailer 5
-
$4,622 NZD
View
Retailer 6
-
$4,667 NZD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$4,836 NZD
View
A
Retailer 8
-
$4,862 NZD
View
B+
Retailer 9
-
$4,964 NZD
View
B+
Retailer 10
-
$5,334 NZD
View
Most Expensive
B
NZ Jewellers
ef03a3aa-9627-4ec7-be00-388ee8596915 · Nov 5
$9,663 NZD
$5,357 USD
View
10 more retailers have this diamond
Prices start from $4,053 NZDSave up to $5,610 NZD

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
1.03ct Marquise
$4,053 NZD