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Marquise|Natural|IGI

1.03ct L SI1 Marquise Natural Diamond

VG • L/SI1 • IGI 781603371

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 781603371

Diamond specifications and retailer prices

From $1,243 SGD
As of November 1, 2026
Save $2,029 SGD (62%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,272 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 781603371. Listed at 10 retailers as of November 1, 2026, with prices from $1,243 to $3,272, a $2,029 spread on the same certified stone. NZ Jewellers lists it at $3,272. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.03
Carat
L
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle40.4°
Pavilion angle39.2°
OriginNatural
Grading LabIGI
CertificateIGI 781603371
Dimensions10.00 × 5.26 × 3.32 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Top View
10.00 mm5.26 mm1.03 ctL / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 781603371
Side View
Table 61.0%Crown 40.4°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 63.1%

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 1
Current: $3,272 SGD|Low: $1,243 SGD|High: $3,415 SGD|Avg: $1,708 SGD|-4.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$1,243 SGD
Retailer 3$1,287 SGD
Retailer 2$1,301 SGD
Retailer 7$1,342 SGD
Retailer 5$1,393 SGD
Retailer 9$1,548 SGD
Retailer 4$1,872 SGD
Retailer 8$1,916 SGD
NZ Jewellers$3,272 SGD

46 data points across 9 retailers

10 retailers$1,243 SGD to $3,272 SGD

A
Cheapest Retailer
-
$1,243 SGD
A
Retailer 2
-
$1,287 SGD
View
A
Retailer 3
-
$1,301 SGD
View
B+
Retailer 4
-
$1,342 SGD
View
B+
Retailer 5
-
$1,393 SGD
View
B+
Retailer 6
-
$1,547 SGD
View
B+
Retailer 7
-
$1,548 SGD
View
B+
Retailer 8
-
$1,872 SGD
View
B+
Retailer 9
-
$1,916 SGD
View
Most Expensive
C
NZ Jewellers
599b05b2-6131-41b3-b8f1-75761717e48d · Nov 5
$3,272 SGD
$2,553 USD
View
9 more retailers have this diamond
Prices start from $1,243 SGDSave up to $2,029 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
$1,243 SGD