Marquise|Natural|IGI

1.00ct H SI2 Marquise Natural Diamond

VG • H/SI2 • IGI 743559061

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 743559061

Diamond specifications and retailer prices

From $1,049 USD
As of November 6, 2026
Save $2,220 USD (68%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,269 USD at NZ Jewellers · As of November 5, 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743559061. Listed at 15 retailers as of November 5, 2026, with prices from $1,049 to $3,269, a $2,220 spread on the same certified stone. NZ Jewellers lists it at $3,269. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle40.3°
Pavilion angle38.5°
OriginNatural
Grading LabIGI
CertificateIGI 743559061
Dimensions10.92 × 4.87 × 3.13 mm
L/W Ratio2.24
Girdle conditionFaceted
Top View
10.92 mm4.87 mm1.00 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 743559061
Side View
Table 60.0%Crown 40.3°Girdle: MED-THKPavilion 38.5°Culet: NoneDepth 64.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,269 USD|Low: $1,049 USD|High: $3,269 USD|Avg: $1,584 USD
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
November 6, 2026
Retailer 2$1,049 USD
Retailer 5$1,208 USD
Retailer 8$1,210 USD
Retailer 6$1,237 USD
Retailer 11$1,264 USD
Retailer 7$1,318 USD
Retailer 3$1,340 USD
Retailer 12$1,340 USD
Retailer 13$1,402 USD
Retailer 4$1,421 USD
Retailer 14$1,547 USD
Retailer 9$1,832 USD
Retailer 10$2,454 USD
NZ Jewellers$3,269 USD

29 data points across 14 retailers

15 retailers$1,049 USD to $3,269 USD

A
Cheapest Retailer
-
$1,049 USD
A
Retailer 2
-
$1,208 USD
View
A
Retailer 3
-
$1,210 USD
View
B+
Retailer 4
-
$1,237 USD
View
Final sale: no returns
A
Retailer 5
-
$1,264 USD
View
A
Retailer 6
-
$1,318 USD
View
A
Retailer 7
-
$1,340 USD
View
Retailer 8
-
$1,340 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$1,402 USD
View
A
Retailer 10
-
$1,421 USD
View
B+
Retailer 11
-
$1,475 USD
View
A
Retailer 12
-
$1,547 USD
View
B+
Retailer 13
-
$1,832 USD
View
B+
Retailer 14
-
$2,454 USD
View
Most Expensive
B
NZ Jewellers
63bc1583-f74d-44b3-b941-6e7f44169eb7 · Nov 5
$3,269 USD
View
14 more retailers have this diamond
Prices start from $1,049 USDSave up to $2,220 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
$1,049 USD