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Marquise|Natural|GIA

1.01ct J SI2 Marquise Natural Diamond

ID • J/SI2 • GIA 1553364090

Certificate GIA 1553364090

Diamond specifications and retailer prices

From $2,349 SGD
As of November 3, 2026
Save $3,381 SGD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,730 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 1553364090. Listed at 6 retailers as of November 3, 2026, with prices from $2,349 to $5,730, a $3,381 spread on the same certified stone. NZ Jewellers lists it at $5,730. 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
SymmetryExcellent
FluorescenceNone
Crown angle41.59°
Pavilion angle40.15°
OriginNatural
Grading LabGIA
CertificateGIA 1553364090
Dimensions9.13 × 5.16 × 3.48 mm
L/W Ratio1.77
Girdle conditionExtremely Thick
Key to symbols
Crystal, Feather, Cloud, Cavity, Needle
Top View
9.13 mm5.16 mm1.01 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553364090
Side View
Table 60.0%Crown 41.59°Girdle: VTK-ETKPavilion 40.15°Culet: NoneDepth 67.5%

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 3
Current: $5,730 SGD|Low: $2,349 SGD|High: $6,107 SGD|Avg: $3,395 SGD|-6.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6$2,349 SGD
Retailer 2$2,353 SGD
Retailer 4$2,371 SGD
Retailer 5$2,458 SGD
Retailer 3$4,115 SGD
NZ Jewellers$5,730 SGD

32 data points across 6 retailers

6 retailers$2,349 SGD to $5,730 SGD

A
Cheapest Retailer
-
$2,349 SGD
A
Retailer 2
-
$2,353 SGD
View
A
Retailer 3
-
$2,371 SGD
View
A
Retailer 4
-
$2,458 SGD
View
B
Retailer 5
-
$4,115 SGD
View
Most Expensive
B
NZ Jewellers
d67d8449-3e58-4a77-bfc4-5f4c6ca80755 · Nov 3
$5,730 SGD
$4,471 USD
View
5 more retailers have this diamond
Prices start from $2,349 SGDSave up to $3,381 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
$2,349 SGD