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Marquise|Natural|IGI

1.51ct L SI2 Marquise Natural Diamond

VG • L/SI2 • IGI 788607795

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 788607795

Diamond specifications and retailer prices

From $3,938 NZD
As of November 6, 2026
Save $5,314 NZD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,252 NZD at NZ Jewellers · As of November 5, 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 L colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 788607795. Listed at 11 retailers as of November 5, 2026, with prices from $3,938 to $9,252, a $5,314 spread on the same certified stone. NZ Jewellers lists it at $9,252. 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
L
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle39°
OriginNatural
Grading LabIGI
CertificateIGI 788607795
Dimensions11.11 × 5.94 × 3.85 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizePointed
Top View
11.11 mm5.94 mm1.51 ctL / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 788607795
Side View
Table 58.0%Crown 43.2°Girdle: STK-THKPavilion 39°Culet: NoneDepth 64.8%

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 6
Current: $9,252 NZD|Low: $3,938 NZD|High: $9,535 NZD|Avg: $5,167 NZD|-3.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$3,938 NZD
Retailer 11$4,333 NZD
Retailer 5$4,402 NZD
Retailer 10$4,425 NZD
Retailer 3$4,562 NZD
Retailer 6$4,611 NZD
Retailer 9$4,629 NZD
Retailer 12$4,656 NZD
Retailer 8$5,031 NZD
Retailer 7$5,412 NZD
Retailer 4$5,426 NZD
NZ Jewellers$9,252 NZD

43 data points across 12 retailers

11 retailers$3,938 NZD to $9,252 NZD

B+
Cheapest Retailer
-
$3,938 NZD
B+
Retailer 2
-
$4,333 NZD
View
B+
Retailer 3
-
$4,402 NZD
View
B+
Retailer 4
-
$4,425 NZD
View
Retailer 5
-
$4,562 NZD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$4,611 NZD
View
B+
Retailer 7
-
$4,629 NZD
View
B+
Retailer 8
-
$4,656 NZD
View
B+
Retailer 9
-
$5,031 NZD
View
B+
Retailer 10
-
$5,412 NZD
View
Most Expensive
C
NZ Jewellers
1593ac59-6a09-4efc-bda3-2d27ad30e31a · Nov 5
$9,252 NZD
$5,129 USD
View
10 more retailers have this diamond
Prices start from $3,938 NZDSave up to $5,314 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.

B+
1.51ct Marquise
$3,938 NZD