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Marquise|Natural|GIA

1.01ct J SI2 Marquise Natural Diamond

ID • J/SI2 • GIA 6545972253

Certificate GIA 6545972253

Diamond specifications and retailer prices

From $2,057 SGD
As of November 5, 2026
Save $3,167 SGD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,224 SGD at NZ Jewellers · As of November 3, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545972253. Listed at 8 retailers as of November 3, 2026, with prices from $2,057 to $5,224, a $3,167 spread on the same certified stone. NZ Jewellers lists it at $5,224. 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
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.66°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6545972253
Dimensions9.49 × 5.19 × 3.38 mm
L/W Ratio1.83
Top View
9.49 mm5.19 mm1.01 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6545972253
Side View
Table 59.0%Crown 39.66°Girdle: ThickPavilion 40.6°Culet: NoneDepth 65.0%

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 5
Current: $5,224 SGD|Low: $2,016 SGD|High: $5,479 SGD|Avg: $2,977 SGD|-4.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 2$2,057 SGD
Retailer 8$2,142 SGD
Retailer 3$2,145 SGD
Retailer 6$2,175 SGD
Retailer 5$2,240 SGD
Retailer 7$2,303 SGD
Retailer 4$3,751 SGD
NZ Jewellers$5,224 SGD

42 data points across 8 retailers

8 retailers$2,057 SGD to $5,224 SGD

A
Cheapest Retailer
-
$2,057 SGD
A
Retailer 2
-
$2,142 SGD
View
A
Retailer 3
-
$2,145 SGD
View
A
Retailer 4
-
$2,175 SGD
View
A
Retailer 5
-
$2,240 SGD
View
Retailer 6
-
$2,303 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$3,751 SGD
View
Most Expensive
B
NZ Jewellers
e1d95ced-d3a9-485d-b731-44bf3c65fe40 · Nov 3
$5,224 SGD
$4,076 USD
View
7 more retailers have this diamond
Prices start from $2,057 SGDSave up to $3,167 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
1.01ct Marquise
$2,057 SGD