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Marquise|Natural|GIA

1.03ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 2554426093

Certificate GIA 2554426093

Diamond specifications and retailer prices

From $2,484 SGD
As of November 5, 2026
Save $3,267 SGD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,751 SGD 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 I 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 2554426093. Listed at 13 retailers as of November 5, 2026, with prices from $2,484 to $5,751, a $3,267 spread on the same certified stone. NZ Jewellers lists it at $5,751. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2554426093
Dimensions9.70 × 5.38 × 3.38 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural
Top View
9.70 mm5.38 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2554426093
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.8%

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 5
Current: $5,751 SGD|Low: $2,484 SGD|High: $6,017 SGD|Avg: $3,291 SGD|-4.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 11$2,484 SGD
Retailer 2$2,668 SGD
Retailer 3$2,734 SGD
Retailer 12$2,750 SGD
Retailer 8$2,775 SGD
Retailer 4$2,782 SGD
Retailer 9$2,877 SGD
Retailer 5$2,972 SGD
Retailer 6$2,987 SGD
Retailer 10$3,173 SGD
Retailer 7$4,806 SGD
NZ Jewellers$5,751 SGD

31 data points across 12 retailers

13 retailers$2,484 SGD to $5,751 SGD

A
Cheapest Retailer
-
$2,484 SGD
A
Retailer 2
-
$2,668 SGD
View
A
Retailer 3
-
$2,734 SGD
View
A
Retailer 4
-
$2,750 SGD
View
A
Retailer 5
-
$2,775 SGD
View
Retailer 6
-
$2,782 SGD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$2,877 SGD
View
A
Retailer 8
-
$2,972 SGD
View
A
Retailer 9
-
$2,987 SGD
View
A
Retailer 10
-
$3,173 SGD
View
Retailer 11
-
$3,578 SGD
View
Price last confirmed 32 days ago
B+
Retailer 12
-
$4,806 SGD
View
Most Expensive
B
NZ Jewellers
79f77207-86d8-4b91-b4d2-81c3930980de · Nov 5
$5,751 SGD
$4,487 USD
View
12 more retailers have this diamond
Prices start from $2,484 SGDSave up to $3,267 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
$2,484 SGD