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Marquise|Natural|IGI

1.00ct H I1 Marquise Natural Diamond

VG • H/I1 • IGI 743535365

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 743535365

Diamond specifications and retailer prices

From $1,712 USD
As of November 1, 2026
Save $2,871 USD (63%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,583 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 H colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 743535365. Listed at 9 retailers as of October 30, 2026, with prices from $1,712 to $4,583, a $2,871 spread on the same certified stone. NZ Jewellers lists it at $4,583. 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
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.9°
Pavilion angle38.4°
OriginNatural
Grading LabIGI
CertificateIGI 743535365
Dimensions9.41 × 5.41 × 3.26 mm
L/W Ratio1.74
Girdle conditionFaceted
Culet sizePointed
Top View
9.41 mm5.41 mm1.00 ctH / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 743535365
Side View
Table 55.0%Crown 32.9°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 60.3%

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: $2,565 USD|Low: $1,712 USD|High: $2,566 USD|Avg: $2,070 USD|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5$1,712 USD
Retailer 3$1,879 USD
Retailer 2$1,970 USD
Retailer 4$2,236 USD
Retailer 1$2,565 USD

17 data points across 5 retailers

9 retailers$1,712 USD to $4,583 USD

B+
Cheapest Retailer
-
$1,712 USD
B+
Retailer 2
-
$1,879 USD
View
B+
Retailer 3
-
$1,879 USD
View
B+
Retailer 4
-
$1,966 USD
View
B+
Retailer 5
-
$1,970 USD
View
Retailer 6
-
$2,168 USD
View
Price last confirmed 56 days ago
B+
Retailer 7
-
$2,168 USD
View
B
Retailer 8
-
$2,565 USD
€2,443 EUR
View
Most Expensive
C
NZ Jewellers
a704883b-7ab6-4fe6-a063-8a7abc49718f · Oct 30
$4,583 USD
View
8 more retailers have this diamond
Prices start from $1,712 USDSave up to $2,871 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.

B+
1.00ct Marquise
$1,712 USD