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Marquise|Natural|GIA

1.00ct D SI1 Marquise Natural Diamond

ID • D/SI1 • GIA 5563163063

Certificate GIA 5563163063

Diamond specifications and retailer prices

From $3,787 SGD
As of November 1, 2026
Save $4,694 SGD (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,482 SGD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5563163063. Listed at 15 retailers as of November 1, 2026, with prices from $3,787 to $8,482, a $4,694 spread on the same certified stone. NZ Jewellers lists it at $8,482. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5563163063
Dimensions10.16 × 5.23 × 3.17 mm
L/W Ratio1.94
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Indented Natural, Natural
Top View
10.16 mm5.23 mm1.00 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5563163063
Side View
Table 59.0%CrownGirdle: MED-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: $8,482 SGD|Low: $3,755 SGD|High: $8,704 SGD|Avg: $5,321 SGD|-2.6%
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
November 3, 2026
Retailer 10$3,787 SGD
Retailer 2$3,808 SGD
Retailer 13$4,216 SGD
Retailer 11$4,375 SGD
Retailer 5$4,493 SGD
Retailer 8$4,748 SGD
Retailer 4$4,774 SGD
Retailer 15$4,869 SGD
Retailer 14$5,056 SGD
Retailer 3$5,177 SGD
Retailer 7$5,443 SGD
Retailer 6$5,617 SGD
Retailer 12$5,618 SGD
Retailer 9$8,139 SGD
NZ Jewellers$8,482 SGD

29 data points across 15 retailers

15 retailers$3,787 SGD to $8,482 SGD

A
Cheapest Retailer
-
$3,787 SGD
A
Retailer 2
-
$3,808 SGD
View
A
Retailer 3
-
$4,216 SGD
View
A
Retailer 4
-
$4,375 SGD
View
B+
Retailer 5
-
$4,493 SGD
View
Final sale: no returns
B+
Retailer 6
-
$4,748 SGD
View
Retailer 7
-
$4,774 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$4,869 SGD
View
B+
Retailer 9
-
$5,056 SGD
View
B+
Retailer 10
-
$5,177 SGD
View
Retailer 11
-
$5,443 SGD
View
Price last confirmed 27 days ago
B+
Retailer 12
-
$5,617 SGD
View
B
Retailer 13
-
$5,618 SGD
View
B
Retailer 14
-
$8,139 SGD
View
Most Expensive
B
NZ Jewellers
9ea44783-8f81-4bc4-820d-feb68c6d384b · Nov 3
$8,482 SGD
$6,620 USD
View
14 more retailers have this diamond
Prices start from $3,787 SGDSave up to $4,694 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
1.00ct Marquise
$3,787 SGD