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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 $6,443 NZD
₹345,263 INR
As of November 2, 2026
Save $9,160 NZD (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $15,603 NZD 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 $6,443 to $15,603, a $9,160 spread on the same certified stone. NZ Jewellers lists it at $15,603. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $15,603 NZD|Low: $6,432 NZD|High: $15,603 NZD|Avg: $9,498 NZD
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 2$6,443 NZD
Retailer 6$6,855 NZD
Retailer 14$6,896 NZD
Retailer 4$7,550 NZD
Retailer 5$8,282 NZD
Retailer 3$8,416 NZD
Retailer 7$8,611 NZD
Retailer 8$9,038 NZD
Retailer 9$9,066 NZD
Retailer 11$9,329 NZD
Retailer 12$9,329 NZD
Retailer 13$9,329 NZD
Retailer 15$10,763 NZD
Retailer 10$14,859 NZD
NZ Jewellers$15,603 NZD

26 data points across 15 retailers

17 retailers$6,443 NZD to $15,603 NZD

A
Cheapest Retailer
-
$6,443 NZD
₹345,263 INR
A
Retailer 2
-
$6,855 NZD
$3,857 USD
View
A
Retailer 3
-
$6,896 NZD
$3,880 USD
View
A
Retailer 4
-
$7,550 NZD
$4,248 USD
View
A
Retailer 5
-
$8,282 NZD
$4,660 USD
View
A
Retailer 6
-
$8,416 NZD
$4,735 USD
View
B+
Retailer 7
-
$8,611 NZD
$4,845 USD
View
Final sale: no returns
A
Retailer 8
-
$9,038 NZD
£4,004 GBP
View
A
Retailer 9
-
$9,066 NZD
€4,858 EUR
View
A
Retailer 10
-
$9,329 NZD
$5,249 USD
View
A
Retailer 11
-
$9,329 NZD
$5,249 USD
View
A
Retailer 12
-
$9,329 NZD
$5,249 USD
View
B+
Retailer 13
-
$9,600 NZD
$5,402 USD
View
B+
Retailer 14
-
$10,763 NZD
$6,056 USD
View
Retailer 15
-
$10,763 NZD
$6,056 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
$14,859 NZD
£6,583 GBP
View
Most Expensive
B
NZ Jewellers
e8359b12-fd68-4b4d-a271-e836f1c8de0f · Oct 30
$15,603 NZD
$8,779 USD
View
16 more retailers have this diamond
Prices start from $6,443 NZDSave up to $9,160 NZD

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
$6,443 NZD