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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 €2,165 EUR
HK$18,900 HKD
As of October 31, 2026
Save €2,849 EUR (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €5,014 EUR 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 €2,165 to €5,014, a €2,849 spread on the same certified stone. NZ Jewellers lists it at €5,014. 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: €5,014 EUR|Low: €2,165 EUR|High: €5,014 EUR|Avg: €3,272 EUR
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€2,165 EUR
Retailer 2€2,268 EUR
Retailer 5€2,526 EUR
Retailer 6€2,657 EUR
Retailer 13€2,854 EUR
Retailer 4€2,879 EUR
Retailer 16€2,879 EUR
Retailer 17€2,989 EUR
Retailer 7€3,007 EUR
Retailer 11€3,008 EUR
Retailer 8€3,017 EUR
Retailer 9€3,088 EUR
Retailer 3€3,321 EUR
Retailer 12€3,369 EUR
Retailer 15€4,769 EUR
Retailer 14€4,839 EUR
NZ Jewellers€5,014 EUR

22 data points across 17 retailers

18 retailers€2,165 EUR to €5,014 EUR

A
Cheapest Retailer
-
€2,165 EUR
HK$18,900 HKD
A
Retailer 2
-
€2,268 EUR
₹241,349 INR
View
A
Retailer 3
-
€2,526 EUR
SGD 3,814 SGD
View
A
Retailer 4
-
€2,657 EUR
$2,968 USD
View
Final sale: no returns
A
Retailer 5
-
€2,674 EUR
$2,987 USD
View
A
Retailer 6
-
€2,854 EUR
£2,511 GBP
View
A
Retailer 7
-
€2,879 EUR
$3,216 USD
View
A
Retailer 8
-
€2,879 EUR
$3,216 USD
View
B+
Retailer 9
-
€2,989 EUR
$3,339 USD
View
B+
Retailer 10
-
€3,007 EUR
$3,359 USD
View
A
Retailer 11
-
€3,008 EUR
£2,646 GBP
View
B+
Retailer 12
-
€3,017 EUR
SGD 4,555 SGD
View
B+
Retailer 13
-
€3,088 EUR
$3,450 USD
View
B+
Retailer 14
-
€3,321 EUR
$3,710 USD
View
B+
Retailer 15
-
€3,369 EUR
View
B
Retailer 16
-
€4,769 EUR
£4,195 GBP
View
B
Retailer 17
-
€4,839 EUR
£4,257 GBP
View
Most Expensive
B
NZ Jewellers
5d2f3720-65a6-467a-852d-410bb45f6b80 · Oct 30
€5,014 EUR
$5,602 USD
View
17 more retailers have this diamond
Prices start from €2,165 EURSave up to €2,849 EUR

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
€2,165 EUR