Marquise|Natural|GIA

1.03ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 2546728305

Certificate GIA 2546728305

Diamond specifications and retailer prices

From $2,478 USD
As of November 6, 2026
Save $3,377 USD (58%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,855 USD 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 14 retailers as of November 5, 2026, with prices from $2,478 to $5,855, a $3,377 spread on the same certified stone. NZ Jewellers lists it at $5,855. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $5,855 USD|Low: $2,478 USD|High: $5,855 USD|Avg: $3,510 USD|+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
November 6, 2026
Retailer 6$2,478 USD
Retailer 9$2,500 USD
Retailer 12$2,710 USD
Retailer 11$2,778 USD
Retailer 4$2,784 USD
Retailer 8$2,800 USD
Retailer 5$2,930 USD
Retailer 13$2,930 USD
Retailer 7$2,975 USD
Retailer 14$3,030 USD
Retailer 2$3,299 USD
Retailer 10$4,074 USD
Retailer 3$4,932 USD
NZ Jewellers$5,855 USD

24 data points across 14 retailers

14 retailers$2,478 USD to $5,855 USD

B+
Cheapest Retailer
-
$2,478 USD
B+
Retailer 2
-
$2,500 USD
View
B+
Retailer 3
-
$2,710 USD
View
B
Retailer 4
-
$2,778 USD
View
B
Retailer 5
-
$2,784 USD
View
B
Retailer 6
-
$2,800 USD
View
B
Retailer 7
-
$2,930 USD
View
B
Retailer 8
-
$2,930 USD
View
B
Retailer 9
-
$2,975 USD
View
B
Retailer 10
-
$3,030 USD
View
B
Retailer 11
-
$3,299 USD
View
B
Retailer 12
-
$4,074 USD
View
Retailer 13
-
$4,932 USD
View
Price last confirmed 18 days ago
Most Expensive
B
NZ Jewellers
2f279e3d-b1ac-463a-8375-93b1ecb90028 · Nov 5
$5,855 USD
View
13 more retailers have this diamond
Prices start from $2,478 USDSave up to $3,377 USD

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
$2,478 USD