Marquise|Natural|GIA

1.00ct E SI1 Marquise Natural Diamond

ID • E/SI1 • GIA 7546429184

Certificate GIA 7546429184

Diamond specifications and retailer prices

From $5,662 CAD
As of November 5, 2026
Save $6,701 CAD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $12,363 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct 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 7546429184. Listed at 18 retailers as of November 5, 2026, with prices from $5,662 to $12,363, a $6,701 spread on the same certified stone. NZ Jewellers lists it at $12,363. 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

1.00
Carat
E
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7546429184
Dimensions11.14 × 4.87 × 3.20 mm
L/W Ratio2.29
Key to symbols
Feather, Natural
Top View
11.14 mm4.87 mm1.00 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7546429184
Side View
Table 56.0%CrownGirdle: THK-VTKPavilionCulet: NDepth 65.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $12,363 CAD|Low: $6,254 CAD|High: $12,363 CAD|Avg: $8,349 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3$6,822 CAD
Retailer 2$7,170 CAD
Retailer 5$7,306 CAD
Retailer 8$7,392 CAD
Retailer 9$7,392 CAD
Retailer 12$7,392 CAD
Retailer 4$7,451 CAD
Retailer 11$8,361 CAD
Retailer 10$8,529 CAD
Retailer 6$9,018 CAD
Retailer 7$11,741 CAD
NZ Jewellers$12,363 CAD

32 data points across 12 retailers

18 retailers$5,662 CAD to $12,363 CAD

B+
Cheapest Retailer
-
$5,662 CAD
B
Retailer 2
-
$6,254 CAD
View
B+
Retailer 3
-
$6,447 CAD
View
B+
Retailer 4
-
$6,503 CAD
View
B
Retailer 5
-
$6,822 CAD
View
Final sale: no returns
B
Retailer 6
-
$6,934 CAD
View
B+
Retailer 7
-
$7,170 CAD
View
B+
Retailer 8
-
$7,306 CAD
View
Retailer 9
-
$7,392 CAD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$7,392 CAD
View
B
Retailer 11
-
$7,392 CAD
View
Retailer 12
-
$7,451 CAD
View
Price last confirmed 28 days ago
B
Retailer 13
-
$7,592 CAD
View
B
Retailer 14
-
$8,361 CAD
View
B
Retailer 15
-
$8,529 CAD
View
B
Retailer 16
-
$9,018 CAD
View
B
Retailer 17
-
$11,741 CAD
View
Most Expensive
B
NZ Jewellers
1ebd57d6-a82f-4519-ba80-93abf7bda72b · Nov 5
$12,363 CAD
$8,852 USD
View
17 more retailers have this diamond
Prices start from $5,662 CADSave up to $6,701 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.

B+
1.00ct Marquise
$5,662 CAD