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Marquise|Natural|GIA

1.01ct E SI1 Marquise Natural Diamond

ID • E/SI1 • GIA 1242100148

Certificate GIA 1242100148

Diamond specifications and retailer prices

From $3,845 CAD
As of November 4, 2026
Save $4,864 CAD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,709 CAD 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 E 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 1242100148. Listed at 13 retailers as of November 4, 2026, with prices from $3,845 to $8,709, a $4,864 spread on the same certified stone. NZ Jewellers lists it at $8,709. 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
E
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1242100148
Dimensions9.72 × 5.30 × 3.34 mm
L/W Ratio1.83
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Needle
Top View
9.72 mm5.30 mm1.01 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1242100148
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.0%

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 4
Current: $8,709 CAD|Low: $3,845 CAD|High: $8,709 CAD|Avg: $4,958 CAD|+14.9%
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
November 6, 2026
Retailer 4$3,845 CAD
Retailer 12$4,008 CAD
Retailer 2$4,040 CAD
Retailer 3$4,166 CAD
Retailer 10$4,166 CAD
Retailer 9$4,325 CAD
Retailer 6$4,409 CAD
Retailer 11$4,806 CAD
Retailer 13$4,856 CAD
Retailer 5$4,874 CAD
Retailer 7$5,084 CAD
Retailer 8$6,947 CAD
NZ Jewellers$8,709 CAD

19 data points across 13 retailers

13 retailers$3,845 CAD to $8,709 CAD

A
Cheapest Retailer
-
$3,845 CAD
Final sale: no returns
A
Retailer 2
-
$4,008 CAD
View
A
Retailer 3
-
$4,040 CAD
View
Retailer 4
-
$4,166 CAD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$4,166 CAD
View
A
Retailer 6
-
$4,325 CAD
View
A
Retailer 7
-
$4,409 CAD
View
A
Retailer 8
-
$4,806 CAD
View
Retailer 9
-
$4,856 CAD
View
Price last confirmed 13 days ago
Retailer 10
-
$4,874 CAD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$5,084 CAD
View
B+
Retailer 12
-
$6,947 CAD
View
Most Expensive
B
NZ Jewellers
c3eb2987-ce19-4f2f-aaf5-7467343a7841 · Nov 5
$8,709 CAD
$6,236 USD
View
12 more retailers have this diamond
Prices start from $3,845 CADSave up to $4,864 CAD

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
$3,845 CAD