Marquise|Natural|IGI

1.00ct E I1 Marquise Natural Diamond

VG • E/I1 • IGI 743558983

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 743558983

Diamond specifications and retailer prices

From $1,112 USD
₹105,893 INR
As of October 30, 2026
Save $2,326 USD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,438 USD 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 I1 clarity (included), with a very-good cut grade and certified by IGI 743558983. Listed at 9 retailers as of October 30, 2026, with prices from $1,112 to $3,438, a $2,326 spread on the same certified stone. NZ Jewellers lists it at $3,438. 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
E
Color
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.9°
Pavilion angle29.7°
OriginNatural
Grading LabIGI
CertificateIGI 743558983
Dimensions11.10 × 4.95 × 2.79 mm
L/W Ratio2.24
Girdle conditionFaceted
Top View
11.10 mm4.95 mm1.00 ctE / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 743558983
Side View
Table 62.0%Crown 36.9°Girdle: MED-VTKPavilion 29.7°Culet: NoneDepth 56.4%

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 30
Current: $3,438 USD|Low: $1,105 USD|High: $3,438 USD|Avg: $1,666 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 3$1,112 USD
Retailer 7$1,255 USD
Retailer 9$1,307 USD
Retailer 5$1,410 USD
Retailer 8$1,410 USD
Retailer 6$1,475 USD
Retailer 2$1,627 USD
Retailer 4$1,954 USD
NZ Jewellers$3,438 USD

15 data points across 9 retailers

9 retailers$1,112 USD to $3,438 USD

A
Cheapest Retailer
-
$1,112 USD
₹105,893 INR
B+
Retailer 2
-
$1,255 USD
View
B+
Retailer 3
-
$1,307 USD
View
B+
Retailer 4
-
$1,410 USD
View
A
Retailer 5
-
$1,410 USD
View
B+
Retailer 6
-
$1,475 USD
View
B+
Retailer 7
-
$1,627 USD
View
B+
Retailer 8
-
$1,954 USD
€1,861 EUR
View
Most Expensive
B
NZ Jewellers
d0a83f5e-8376-4998-acb6-ce2899a4d1c4 · Oct 30
$3,438 USD
View
8 more retailers have this diamond
Prices start from $1,112 USDSave up to $2,326 USD

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
$1,112 USD