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Marquise|Natural|GIA

0.50ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 1565001209

Certificate GIA 1565001209

Diamond specifications and retailer prices

From $704 SGD
HK$4,300 HKD
As of November 1, 2026
Save $1,922 SGD (73%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,626 SGD at NZ Jewellers · As of October 30, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1565001209. Listed at 17 retailers as of October 30, 2026, with prices from $704 to $2,626, a $1,922 spread on the same certified stone. NZ Jewellers lists it at $2,626. 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

0.50
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565001209
Dimensions8.28 × 4.07 × 2.47 mm
L/W Ratio2.03
Key to symbols
Crystal, Needle, Feather
Top View
8.28 mm4.07 mm0.50 ctD / SI2
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 1565001209
Side View
Table 54.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.6%

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: $2,626 SGD|Low: $671 SGD|High: $2,734 SGD|Avg: $1,102 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 3$704 SGD
Retailer 4$772 SGD
Retailer 15$837 SGD
Retailer 17$837 SGD
Retailer 6$850 SGD
Retailer 16$869 SGD
Retailer 8$870 SGD
Retailer 9$966 SGD
Retailer 14$966 SGD
Retailer 5$993 SGD
Retailer 10$1,000 SGD
Retailer 7$1,006 SGD
Retailer 2$1,023 SGD
Retailer 13$1,049 SGD
Retailer 12$1,230 SGD
Retailer 11$1,934 SGD
NZ Jewellers$2,626 SGD

29 data points across 17 retailers

17 retailers$704 SGD to $2,626 SGD

A
Cheapest Retailer
-
$704 SGD
HK$4,300 HKD
A
Retailer 2
-
$772 SGD
$604 USD
View
Final sale: no returns
A
Retailer 3
-
$837 SGD
$655 USD
View
A
Retailer 4
-
$837 SGD
$655 USD
View
A
Retailer 5
-
$850 SGD
$665 USD
View
A
Retailer 6
-
$869 SGD
$680 USD
View
A
Retailer 7
-
$870 SGD
View
A
Retailer 8
-
$966 SGD
$756 USD
View
Retailer 9
-
$966 SGD
$756 USD
View
Price last confirmed 14 days ago
A
Retailer 10
-
$993 SGD
$777 USD
View
A
Retailer 11
-
$1,000 SGD
£616 GBP
View
B+
Retailer 12
-
$1,006 SGD
$787 USD
View
B+
Retailer 13
-
$1,023 SGD
£630 GBP
View
B+
Retailer 14
-
$1,049 SGD
£646 GBP
View
B+
Retailer 15
-
$1,230 SGD
€916 EUR
View
B
Retailer 16
-
$1,934 SGD
£1,191 GBP
View
Most Expensive
B
NZ Jewellers
f7525088-09f3-4acf-89c1-450817655470 · Oct 30
$2,626 SGD
$2,054 USD
View
16 more retailers have this diamond
Prices start from $704 SGDSave up to $1,922 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
$704 SGD