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Marquise|Natural|GIA

1.03ct J I1 Marquise Natural Diamond

EX • J/I1 • GIA 7558134791

Certificate GIA 7558134791

Diamond specifications and retailer prices

From $1,021 SGD
₹76,040 INR
As of November 2, 2026
Save $2,998 SGD (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,020 SGD at NZ Jewellers · As of October 30, 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 I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558134791. Listed at 8 retailers as of October 30, 2026, with prices from $1,021 to $4,020, a $2,998 spread on the same certified stone. NZ Jewellers lists it at $4,020. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
J
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7558134791
Dimensions10.80 × 5.16 × 3.20 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
10.80 mm5.16 mm1.03 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7558134791
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.0%

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 2
Current: $4,020 SGD|Low: $961 SGD|High: $4,020 SGD|Avg: $1,681 SGD|+15.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4$1,021 SGD
Retailer 8$1,281 SGD
Retailer 6$1,304 SGD
Retailer 7$1,361 SGD
Retailer 2$1,413 SGD
Retailer 3$1,570 SGD
Retailer 5$1,910 SGD
NZ Jewellers$4,020 SGD

42 data points across 8 retailers

8 retailers$1,021 SGD to $4,020 SGD

A
Cheapest Retailer
-
$1,021 SGD
₹76,040 INR
A
Retailer 2
-
$1,281 SGD
$1,002 USD
View
A
Retailer 3
-
$1,304 SGD
$1,020 USD
View
A
Retailer 4
-
$1,361 SGD
$1,064 USD
View
B+
Retailer 5
-
$1,413 SGD
$1,105 USD
View
A
Retailer 6
-
$1,570 SGD
$1,228 USD
View
A
Retailer 7
-
$1,910 SGD
€1,422 EUR
View
Most Expensive
B
NZ Jewellers
8a7c7bd6-01a2-4fe5-aab4-5f95dbc7bb55 · Oct 30
$4,020 SGD
$3,143 USD
View
7 more retailers have this diamond
Prices start from $1,021 SGDSave up to $2,998 SGD

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
$1,021 SGD