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Marquise|Natural|IGI

1.51ct K SI1 Marquise Natural Diamond

VG • K/SI1 • IGI 792677969

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 792677969

Diamond specifications and retailer prices

From $4,973 NZD
As of November 5, 2026
Save $3,915 NZD (44%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $8,888 NZD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 792677969. Listed at 9 retailers as of November 5, 2026, with prices from $4,973 to $8,888, a $3,915 spread on the same certified stone. Wholesale Diamonds Direct lists it at $8,888. 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
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.7°
Pavilion angle37.7°
OriginNatural
Grading LabIGI
CertificateIGI 792677969
Dimensions12.32 × 5.76 × 3.40 mm
L/W Ratio2.14
Girdle conditionFaceted
Culet sizePointed
Top View
12.32 mm5.76 mm1.51 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 792677969
Side View
Table 60.0%Crown 38.7°Girdle: MED-THKPavilion 37.7°Culet: NoneDepth 59.0%

Caratlytics Score

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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 5
Current: $5,781 NZD|Low: $4,948 NZD|High: $9,739 NZD|Avg: $6,484 NZD|-9.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
November 7, 2026
Retailer 3$4,973 NZD
Retailer 5$5,235 NZD
Retailer 4$5,258 NZD
Retailer 1$5,781 NZD
Retailer 6$6,260 NZD
Retailer 7$6,415 NZD
Retailer 2$6,462 NZD
Wholesale Diamonds Direct$8,888 NZD

45 data points across 8 retailers

9 retailers$4,973 NZD to $8,888 NZD

A
Cheapest Retailer
-
$4,973 NZD
A
Retailer 2
-
$5,235 NZD
View
A
Retailer 3
-
$5,258 NZD
View
A
Retailer 4
-
$5,781 NZD
View
A
Retailer 5
-
$6,260 NZD
View
A
Retailer 6
-
$6,415 NZD
View
B+
Retailer 7
-
$6,462 NZD
View
B+
Retailer 8
-
$6,490 NZD
View
Most Expensive
B+
Wholesale Diamonds Direct
262936449 · Nov 6
$8,888 NZD
$4,927 USD
View
8 more retailers have this diamond
Prices start from $4,973 NZDSave up to $3,915 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
$4,973 NZD