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Marquise|Natural|IGI

1.00ct H SI1 Marquise Natural Diamond

VG • H/SI1 • IGI 814628693

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 814628693

Diamond specifications and retailer prices

From €2,156 EUR
$2,418 USD
As of November 1, 2026
Save €2,766 EUR (56%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €4,922 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 814628693. Listed at 15 retailers as of October 30, 2026, with prices from €2,156 to €4,922, a €2,766 spread on the same certified stone. NZ Jewellers lists it at €4,922. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
H
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle39°
OriginNatural
Grading LabIGI
CertificateIGI 814628693
Dimensions10.07 × 5.19 × 3.29 mm
L/W Ratio1.94
Girdle conditionFaceted
Top View
10.07 mm5.19 mm1.00 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 814628693
Side View
Table 59.0%Crown 38.9°Girdle: MED-THKPavilion 39°Culet: NoneDepth 63.4%

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 1
Current: €4,922 EUR|Low: €2,222 EUR|High: €4,922 EUR|Avg: €3,048 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 10€2,222 EUR
Retailer 2€2,296 EUR
Retailer 11€2,408 EUR
Retailer 8€2,500 EUR
Retailer 5€2,540 EUR
Retailer 4€2,758 EUR
Retailer 9€2,778 EUR
Retailer 7€2,894 EUR
Retailer 3€3,314 EUR
Retailer 6€4,125 EUR
NZ Jewellers€4,922 EUR

41 data points across 11 retailers

15 retailers€2,156 EUR to €4,922 EUR

B+
Cheapest Retailer
-
€2,156 EUR
$2,418 USD
B+
Retailer 2
-
€2,222 EUR
$2,492 USD
View
Final sale: no returns
Retailer 3
-
€2,262 EUR
$2,537 USD
View
Price last confirmed 91 days ago
B+
Retailer 4
-
€2,296 EUR
£2,028 GBP
View
B+
Retailer 5
-
€2,372 EUR
$2,660 USD
View
B+
Retailer 6
-
€2,408 EUR
$2,701 USD
View
B+
Retailer 7
-
€2,480 EUR
$2,782 USD
View
B+
Retailer 8
-
€2,500 EUR
$2,804 USD
View
B+
Retailer 9
-
€2,540 EUR
£2,243 GBP
View
B+
Retailer 10
-
€2,758 EUR
View
B
Retailer 11
-
€2,778 EUR
$3,116 USD
View
B
Retailer 12
-
€2,894 EUR
ZAR 52,434 ZAR
View
B
Retailer 13
-
€3,314 EUR
View
B
Retailer 14
-
€4,125 EUR
£3,643 GBP
View
Most Expensive
C
NZ Jewellers
99a42b6a-375a-42c4-9f84-dbddde8be398 · Oct 30
€4,922 EUR
$5,520 USD
View
14 more retailers have this diamond
Prices start from €2,156 EURSave up to €2,766 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.

B+
1.00ct Marquise
€2,156 EUR