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Marquise|Natural|GIA

1.01ct D SI2 Marquise Natural Diamond

ID • D/SI2 • GIA 6541646639

Certificate GIA 6541646639

Diamond specifications and retailer prices

From $4,647 SGD
As of November 6, 2026
Save $6,015 SGD (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,662 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-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 6541646639. Listed at 20 retailers as of November 5, 2026, with prices from $4,647 to $10,662, a $6,015 spread on the same certified stone. NZ Jewellers lists it at $10,662. 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

1.01
Carat
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541646639
Dimensions10.57 × 5.33 × 3.31 mm
L/W Ratio1.98
Top View
10.57 mm5.33 mm1.01 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541646639
Side View
Table 60.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,886 SGD|Low: $4,430 SGD|High: $9,863 SGD|Avg: $6,370 SGD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$4,647 SGD
Retailer 4$4,873 SGD
Retailer 5$5,545 SGD
Retailer 2$5,989 SGD
Retailer 7$6,397 SGD
Retailer 8$6,758 SGD
Retailer 1$6,886 SGD
Retailer 3$9,722 SGD

43 data points across 8 retailers

20 retailers$4,647 SGD to $10,662 SGD

B+
Cheapest Retailer
-
$4,647 SGD
B+
Retailer 2
-
$4,781 SGD
View
B+
Retailer 3
-
$4,873 SGD
View
Final sale: no returns
B+
Retailer 4
-
$4,890 SGD
View
B+
Retailer 5
-
$5,233 SGD
View
B+
Retailer 6
-
$5,514 SGD
View
B+
Retailer 7
-
$5,545 SGD
View
B+
Retailer 8
-
$5,545 SGD
View
B+
Retailer 9
-
$5,635 SGD
View
B+
Retailer 10
-
$5,989 SGD
View
B+
Retailer 11
-
$6,038 SGD
View
B+
Retailer 12
-
$6,233 SGD
View
B+
Retailer 13
-
$6,233 SGD
View
B
Retailer 14
-
$6,397 SGD
View
B
Retailer 15
-
$6,450 SGD
View
Retailer 16
-
$6,758 SGD
View
Price last confirmed 14 days ago
B
Retailer 17
-
$6,886 SGD
View
B
Retailer 18
-
$7,044 SGD
View
B
Retailer 19
-
$9,722 SGD
View
Most Expensive
B
NZ Jewellers
cb8d17e0-6343-4326-b56c-5b1b9b02f66e · Nov 5
$10,662 SGD
$8,347 USD
View
19 more retailers have this diamond
Prices start from $4,647 SGDSave up to $6,015 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.

B+
1.01ct Marquise
$4,647 SGD