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Marquise|Natural|GIA

0.50ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 6561696251

Certificate GIA 6561696251

Diamond specifications and retailer prices

From $617 SGD
₹45,947 INR
As of November 2, 2026
Save $1,954 SGD (76%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,571 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 6561696251. Listed at 18 retailers as of October 30, 2026, with prices from $617 to $2,571, a $1,954 spread on the same certified stone. NZ Jewellers lists it at $2,571. 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
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561696251
Dimensions7.95 × 4.10 × 2.64 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
7.95 mm4.10 mm0.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561696251
Side View
Table 58.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.5%

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 2
Current: $2,571 SGD|Low: $574 SGD|High: $2,571 SGD|Avg: $1,056 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
November 2, 2026
Retailer 2$617 SGD
Retailer 13$742 SGD
Retailer 4$757 SGD
Retailer 8$757 SGD
Retailer 16$773 SGD
Retailer 6$820 SGD
Retailer 7$882 SGD
Retailer 10$882 SGD
Retailer 5$946 SGD
Retailer 17$963 SGD
Retailer 11$979 SGD
Retailer 9$989 SGD
Retailer 14$995 SGD
Retailer 12$1,001 SGD
Retailer 3$1,027 SGD
Retailer 15$1,206 SGD
Retailer 18$1,904 SGD
NZ Jewellers$2,571 SGD

11 data points across 18 retailers

18 retailers$617 SGD to $2,571 SGD

A
Cheapest Retailer
-
$617 SGD
₹45,947 INR
A
Retailer 2
-
$742 SGD
$580 USD
View
A
Retailer 3
-
$757 SGD
$592 USD
View
Final sale: no returns
A
Retailer 4
-
$757 SGD
$592 USD
View
A
Retailer 5
-
$773 SGD
A$930 AUD
View
A
Retailer 6
-
$820 SGD
$641 USD
View
A
Retailer 7
-
$882 SGD
$690 USD
View
A
Retailer 8
-
$882 SGD
$690 USD
View
A
Retailer 9
-
$946 SGD
$740 USD
View
A
Retailer 10
-
$963 SGD
$753 USD
View
A
Retailer 11
-
$979 SGD
£603 GBP
View
A
Retailer 12
-
$989 SGD
$773 USD
View
A
Retailer 13
-
$995 SGD
$778 USD
View
A
Retailer 14
-
$1,001 SGD
£616 GBP
View
A
Retailer 15
-
$1,027 SGD
£633 GBP
View
B+
Retailer 16
-
$1,206 SGD
€898 EUR
View
B
Retailer 17
-
$1,904 SGD
£1,172 GBP
View
Most Expensive
B
NZ Jewellers
5d464f11-5a41-490d-ae08-f33b24486331 · Oct 30
$2,571 SGD
$2,010 USD
View
17 more retailers have this diamond
Prices start from $617 SGDSave up to $1,954 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
$617 SGD