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Marquise|Natural|GIA

1.01ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 1565766770

Certificate GIA 1565766770

Diamond specifications and retailer prices

From $2,558 SGD
As of November 6, 2026
Save $4,568 SGD (64%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,126 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1565766770. Listed at 10 retailers as of November 5, 2026, with prices from $2,558 to $7,126, a $4,568 spread on the same certified stone. NZ Jewellers lists it at $7,126. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1565766770
Dimensions10.50 × 5.27 × 3.13 mm
L/W Ratio1.99
Girdle conditionSlightly Thick to Very Thick
Key to symbols
Twinning Wisp, Feather, Needle
Top View
10.50 mm5.27 mm1.01 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1565766770
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.3%

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 6
Current: $7,126 SGD|Low: $2,558 SGD|High: $7,126 SGD|Avg: $3,911 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$2,558 SGD
Retailer 2$2,564 SGD
Retailer 3$3,305 SGD
Retailer 9$3,408 SGD
Retailer 7$3,540 SGD
Retailer 4$3,563 SGD
Retailer 6$4,124 SGD
Retailer 5$5,954 SGD
NZ Jewellers$7,126 SGD

7 data points across 9 retailers

10 retailers$2,558 SGD to $7,126 SGD

A
Cheapest Retailer
-
$2,558 SGD
A
Retailer 2
-
$2,564 SGD
View
B+
Retailer 3
-
$2,902 SGD
View
B+
Retailer 4
-
$3,305 SGD
View
B
Retailer 5
-
$3,408 SGD
View
B
Retailer 6
-
$3,540 SGD
View
B
Retailer 7
-
$3,563 SGD
View
B
Retailer 8
-
$4,124 SGD
View
B
Retailer 9
-
$5,954 SGD
View
Most Expensive
B
NZ Jewellers
d3cd0353-5ab1-4061-af33-91f4512dce40 · Nov 5
$7,126 SGD
$5,560 USD
View
9 more retailers have this diamond
Prices start from $2,558 SGDSave up to $4,568 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
$2,558 SGD