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Marquise|Natural|IGI

0.50ct H SI1 Marquise Natural Diamond

VG • H/SI1 • IGI 815681702

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 815681702

Diamond specifications and retailer prices

From $458 SGD
As of November 6, 2026
Save $1,883 SGD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,340 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 815681702. Listed at 19 retailers as of November 5, 2026, with prices from $458 to $2,340, a $1,883 spread on the same certified stone. NZ Jewellers lists it at $2,340. 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

0.50
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle37°
OriginNatural
Grading LabIGI
CertificateIGI 815681702
Dimensions8.31 × 4.13 × 2.46 mm
L/W Ratio2.01
Girdle conditionFaceted
Top View
8.31 mm4.13 mm0.50 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815681702
Side View
Table 60.0%Crown 44.3°Girdle: MED-STKPavilion 37°Culet: NoneDepth 59.6%

Caratlytics Score

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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: $2,340 SGD|Low: $458 SGD|High: $2,340 SGD|Avg: $827 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 2$458 SGD
Retailer 7$525 SGD
Retailer 9$564 SGD
Retailer 11$564 SGD
Retailer 15$610 SGD
Retailer 3$657 SGD
Retailer 4$657 SGD
Retailer 19$705 SGD
Retailer 12$745 SGD
Retailer 18$745 SGD
Retailer 5$764 SGD
Retailer 6$778 SGD
Retailer 14$778 SGD
Retailer 8$796 SGD
Retailer 13$850 SGD
Retailer 10$871 SGD
Retailer 16$946 SGD
Retailer 17$1,407 SGD
NZ Jewellers$2,340 SGD

19 data points across 19 retailers

19 retailers$458 SGD to $2,340 SGD

A
Cheapest Retailer
-
$458 SGD
A
Retailer 2
-
$525 SGD
View
A
Retailer 3
-
$564 SGD
View
Final sale: no returns
A
Retailer 4
-
$564 SGD
View
A
Retailer 5
-
$610 SGD
View
Retailer 6
-
$657 SGD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$657 SGD
View
A
Retailer 8
-
$705 SGD
View
A
Retailer 9
-
$745 SGD
View
A
Retailer 10
-
$745 SGD
View
A
Retailer 11
-
$764 SGD
View
A
Retailer 12
-
$778 SGD
View
B+
Retailer 13
-
$778 SGD
View
B+
Retailer 14
-
$796 SGD
View
B+
Retailer 15
-
$850 SGD
View
B+
Retailer 16
-
$871 SGD
View
B+
Retailer 17
-
$946 SGD
View
B
Retailer 18
-
$1,407 SGD
View
Most Expensive
B
NZ Jewellers
f1394ae1-8bb3-419f-af27-14764a6559c2 · Nov 5
$2,340 SGD
$1,826 USD
View
18 more retailers have this diamond
Prices start from $458 SGDSave up to $1,883 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
0.50ct Marquise
$458 SGD