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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 $4,897 NZD
As of November 4, 2026
Save $6,196 NZD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,093 NZD 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 $4,897 to $11,093, a $6,196 spread on the same certified stone. NZ Jewellers lists it at $11,093. 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
Colour
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: $11,093 NZD|Low: $4,897 NZD|High: $11,093 NZD|Avg: $6,315 NZD|+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$4,897 NZD
Retailer 12$5,105 NZD
Retailer 2$5,146 NZD
Retailer 3$5,306 NZD
Retailer 10$5,306 NZD
Retailer 9$5,509 NZD
Retailer 6$5,616 NZD
Retailer 11$6,121 NZD
Retailer 13$6,185 NZD
Retailer 5$6,208 NZD
Retailer 7$6,475 NZD
Retailer 8$8,848 NZD
NZ Jewellers$11,093 NZD

19 data points across 13 retailers

13 retailers$4,897 NZD to $11,093 NZD

A
Cheapest Retailer
-
$4,897 NZD
Final sale: no returns
A
Retailer 2
-
$5,105 NZD
View
A
Retailer 3
-
$5,146 NZD
View
Retailer 4
-
$5,306 NZD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$5,306 NZD
View
A
Retailer 6
-
$5,509 NZD
View
A
Retailer 7
-
$5,616 NZD
View
A
Retailer 8
-
$6,121 NZD
View
Retailer 9
-
$6,185 NZD
View
Price last confirmed 13 days ago
Retailer 10
-
$6,208 NZD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$6,475 NZD
View
B+
Retailer 12
-
$8,848 NZD
View
Most Expensive
B
NZ Jewellers
c3eb2987-ce19-4f2f-aaf5-7467343a7841 · Nov 5
$11,093 NZD
$6,236 USD
View
12 more retailers have this diamond
Prices start from $4,897 NZDSave up to $6,196 NZD

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
$4,897 NZD