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Marquise|Natural|GIA

1.03ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 2546728305

Certificate GIA 2546728305

Diamond specifications and retailer prices

From $4,470 NZD
As of November 6, 2026
Save $6,092 NZD (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $10,562 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 J 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 2546728305. Listed at 15 retailers as of November 5, 2026, with prices from $4,470 to $10,562, a $6,092 spread on the same certified stone. NZ Jewellers lists it at $10,562. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2546728305
Dimensions10.18 × 5.19 × 3.28 mm
L/W Ratio1.96
Top View
10.18 mm5.19 mm1.03 ctJ / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2546728305
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.2%

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 6
Current: $10,562 NZD|Low: $4,470 NZD|High: $10,562 NZD|Avg: $6,320 NZD|+6.4%
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
November 6, 2026
Retailer 7$4,470 NZD
Retailer 11$4,510 NZD
Retailer 14$4,889 NZD
Retailer 13$5,011 NZD
Retailer 5$5,022 NZD
Retailer 10$5,051 NZD
Retailer 6$5,285 NZD
Retailer 15$5,285 NZD
Retailer 9$5,367 NZD
Retailer 3$5,466 NZD
Retailer 8$5,951 NZD
Retailer 2$6,348 NZD
Retailer 12$7,349 NZD
Retailer 4$8,897 NZD
NZ Jewellers$10,562 NZD

23 data points across 15 retailers

15 retailers$4,470 NZD to $10,562 NZD

B+
Cheapest Retailer
-
$4,470 NZD
B+
Retailer 2
-
$4,510 NZD
View
B+
Retailer 3
-
$4,889 NZD
View
B
Retailer 4
-
$5,011 NZD
View
B
Retailer 5
-
$5,022 NZD
View
B
Retailer 6
-
$5,051 NZD
View
B
Retailer 7
-
$5,285 NZD
View
B
Retailer 8
-
$5,285 NZD
View
B
Retailer 9
-
$5,367 NZD
View
B
Retailer 10
-
$5,466 NZD
View
B
Retailer 11
-
$5,951 NZD
View
B
Retailer 12
-
$6,348 NZD
View
B
Retailer 13
-
$7,349 NZD
View
Retailer 14
-
$8,897 NZD
View
Price last confirmed 19 days ago
Most Expensive
B
NZ Jewellers
2f279e3d-b1ac-463a-8375-93b1ecb90028 · Nov 5
$10,562 NZD
$5,855 USD
View
14 more retailers have this diamond
Prices start from $4,470 NZDSave up to $6,092 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.

B+
1.03ct Marquise
$4,470 NZD