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Marquise|Natural|IGI

1.51ct H SI2 Marquise Natural Diamond

VG • H/SI2 • IGI 743558411

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 743558411

Diamond specifications and retailer prices

From $3,626 USD
₹345,375 INR
As of November 1, 2026
Save $5,153 USD (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,779 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743558411. Listed at 17 retailers as of October 30, 2026, with prices from $3,626 to $8,779, a $5,153 spread on the same certified stone. NZ Jewellers lists it at $8,779. 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

1.51
Carat
H
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.2°
Pavilion angle37.3°
OriginNatural
Grading LabIGI
CertificateIGI 743558411
Dimensions11.46 × 5.78 × 3.69 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Top View
11.46 mm5.78 mm1.51 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743558411
Side View
Table 60.0%Crown 46.2°Girdle: THN-STKPavilion 37.3°Culet: NoneDepth 63.8%

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 1
Current: $8,779 USD|Low: $3,619 USD|High: $8,779 USD|Avg: $5,344 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
Retailer 15
November 2, 2026
Retailer 9$3,626 USD
Retailer 6$3,857 USD
Retailer 14$3,880 USD
Retailer 4$4,248 USD
Retailer 5$4,660 USD
Retailer 3$4,735 USD
Retailer 7$4,845 USD
Retailer 2$5,085 USD
Retailer 8$5,101 USD
Retailer 11$5,249 USD
Retailer 12$5,249 USD
Retailer 13$5,249 USD
Retailer 15$6,056 USD
Retailer 10$8,360 USD
NZ Jewellers$8,779 USD

26 data points across 15 retailers

17 retailers$3,626 USD to $8,779 USD

A
Cheapest Retailer
-
$3,626 USD
₹345,375 INR
A
Retailer 2
-
$3,857 USD
View
A
Retailer 3
-
$3,880 USD
View
A
Retailer 4
-
$4,248 USD
View
A
Retailer 5
-
$4,660 USD
View
A
Retailer 6
-
$4,735 USD
View
B+
Retailer 7
-
$4,845 USD
View
Final sale: no returns
A
Retailer 8
-
$5,085 USD
£4,004 GBP
View
A
Retailer 9
-
$5,101 USD
€4,858 EUR
View
A
Retailer 10
-
$5,249 USD
View
A
Retailer 11
-
$5,249 USD
View
A
Retailer 12
-
$5,249 USD
View
B+
Retailer 13
-
$5,402 USD
View
B+
Retailer 14
-
$6,056 USD
View
Retailer 15
-
$6,056 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
$8,360 USD
£6,583 GBP
View
Most Expensive
B
NZ Jewellers
e8359b12-fd68-4b4d-a271-e836f1c8de0f · Oct 30
$8,779 USD
View
16 more retailers have this diamond
Prices start from $3,626 USDSave up to $5,153 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
1.51ct Marquise
$3,626 USD