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Marquise|Natural|GIA

1.00ct E SI2 Marquise Natural Diamond

ID • E/SI2 • GIA 2556942302

Certificate GIA 2556942302

Diamond specifications and retailer prices

From $3,379 CAD
HK$18,900 HKD
As of October 31, 2026
Save $4,446 CAD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,825 CAD at NZ Jewellers · As of October 30, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556942302. Listed at 18 retailers as of October 30, 2026, with prices from $3,379 to $7,825, a $4,446 spread on the same certified stone. NZ Jewellers lists it at $7,825. 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
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556942302
Dimensions9.82 × 5.16 × 3.29 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Indented Natural, Natural
Top View
9.82 mm5.16 mm1.00 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2556942302
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.8%

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: Oct 31
Current: $7,825 CAD|Low: $3,379 CAD|High: $7,825 CAD|Avg: $5,107 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 10$3,379 CAD
Retailer 2$3,540 CAD
Retailer 5$3,943 CAD
Retailer 6$4,146 CAD
Retailer 13$4,455 CAD
Retailer 4$4,492 CAD
Retailer 16$4,492 CAD
Retailer 17$4,664 CAD
Retailer 7$4,693 CAD
Retailer 11$4,694 CAD
Retailer 8$4,709 CAD
Retailer 9$4,819 CAD
Retailer 3$5,182 CAD
Retailer 12$5,258 CAD
Retailer 15$7,442 CAD
Retailer 14$7,552 CAD
NZ Jewellers$7,825 CAD

22 data points across 17 retailers

18 retailers$3,379 CAD to $7,825 CAD

A
Cheapest Retailer
-
$3,379 CAD
HK$18,900 HKD
A
Retailer 2
-
$3,540 CAD
₹241,349 INR
View
A
Retailer 3
-
$3,943 CAD
SGD 3,814 SGD
View
A
Retailer 4
-
$4,146 CAD
$2,968 USD
View
Final sale: no returns
A
Retailer 5
-
$4,173 CAD
$2,987 USD
View
A
Retailer 6
-
$4,455 CAD
£2,511 GBP
View
A
Retailer 7
-
$4,492 CAD
$3,216 USD
View
A
Retailer 8
-
$4,492 CAD
$3,216 USD
View
B+
Retailer 9
-
$4,664 CAD
$3,339 USD
View
B+
Retailer 10
-
$4,693 CAD
$3,359 USD
View
A
Retailer 11
-
$4,694 CAD
£2,646 GBP
View
B+
Retailer 12
-
$4,709 CAD
SGD 4,555 SGD
View
B+
Retailer 13
-
$4,819 CAD
$3,450 USD
View
B+
Retailer 14
-
$5,182 CAD
$3,710 USD
View
B+
Retailer 15
-
$5,258 CAD
€3,585 EUR
View
B
Retailer 16
-
$7,442 CAD
£4,195 GBP
View
B
Retailer 17
-
$7,552 CAD
£4,257 GBP
View
Most Expensive
B
NZ Jewellers
5d2f3720-65a6-467a-852d-410bb45f6b80 · Oct 30
$7,825 CAD
$5,602 USD
View
17 more retailers have this diamond
Prices start from $3,379 CADSave up to $4,446 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
1.00ct Marquise
$3,379 CAD