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Marquise|Natural|IGI

1.02ct K SI1 Marquise Natural Diamond

VG • K/SI1 • IGI 803673761

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 803673761

Diamond specifications and retailer prices

From $1,118 SGD
As of November 6, 2026
Save $2,431 SGD (69%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,548 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 803673761. Listed at 16 retailers as of November 5, 2026, with prices from $1,118 to $3,548, a $2,431 spread on the same certified stone. NZ Jewellers lists it at $3,548. 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

1.02
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 803673761
Dimensions9.29 × 5.41 × 3.47 mm
L/W Ratio1.72
Girdle conditionFaceted
Top View
9.29 mm5.41 mm1.02 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 803673761
Side View
Table 61.0%Crown 39.3°Girdle: STK-THKPavilion 40.1°CuletDepth 64.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,548 SGD|Low: $1,118 SGD|High: $3,548 SGD|Avg: $1,734 SGD
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 2$1,118 SGD
Retailer 4$1,399 SGD
Retailer 5$1,411 SGD
Retailer 3$1,455 SGD
Retailer 10$1,455 SGD
Retailer 12$1,511 SGD
Retailer 6$1,669 SGD
Retailer 11$1,678 SGD
Retailer 7$1,775 SGD
Retailer 9$2,027 SGD
Retailer 8$2,657 SGD
NZ Jewellers$3,548 SGD

27 data points across 12 retailers

16 retailers$1,118 SGD to $3,548 SGD

A
Cheapest Retailer
-
$1,118 SGD
Retailer 2
-
$1,322 SGD
View
Price last confirmed 95 days ago
B+
Retailer 3
-
$1,394 SGD
View
B+
Retailer 4
-
$1,399 SGD
View
B+
Retailer 5
-
$1,411 SGD
View
Retailer 6
-
$1,455 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$1,455 SGD
View
B+
Retailer 8
-
$1,511 SGD
View
B+
Retailer 9
-
$1,546 SGD
View
B+
Retailer 10
-
$1,626 SGD
View
B+
Retailer 11
-
$1,669 SGD
View
B+
Retailer 12
-
$1,678 SGD
View
B+
Retailer 13
-
$1,775 SGD
View
B+
Retailer 14
-
$2,027 SGD
View
B+
Retailer 15
-
$2,657 SGD
View
Most Expensive
B
NZ Jewellers
c45a6e9f-004b-484e-993a-3bee19c29f77 · Nov 5
$3,548 SGD
$2,778 USD
View
15 more retailers have this diamond
Prices start from $1,118 SGDSave up to $2,431 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
1.02ct Marquise
$1,118 SGD