Marquise|Natural|IGI

1.50ct F SI2 Marquise Natural Diamond

GD • F/SI2 • IGI 146456263

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 146456263

Diamond specifications and retailer prices

From $5,165 USD
₹491,931 INR
As of November 2, 2026
Save $6,257 USD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,422 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by IGI 146456263. Listed at 13 retailers as of October 30, 2026, with prices from $5,165 to $11,422, a $6,257 spread on the same certified stone. NZ Jewellers lists it at $11,422. 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

1.50
Carat
F
Color
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 146456263
Dimensions11.00 × 5.93 × 3.79 mm
L/W Ratio1.85
Girdle conditionFaceted
Top View
11.00 mm5.93 mm1.50 ctF / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 146456263
Side View
Table 59.0%Crown 34.1°Girdle: MED-THKPavilion 41.6°CuletDepth 63.9%

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: $11,422 USD|Low: $5,155 USD|High: $11,422 USD|Avg: $7,108 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
November 2, 2026
Retailer 2$5,165 USD
Retailer 4$5,889 USD
Retailer 3$5,956 USD
Retailer 9$6,304 USD
Retailer 12$6,304 USD
Retailer 5$6,435 USD
Retailer 11$6,829 USD
Retailer 8$6,935 USD
Retailer 6$7,460 USD
Retailer 10$7,880 USD
Retailer 7$10,062 USD
NZ Jewellers$11,422 USD

41 data points across 12 retailers

13 retailers$5,165 USD to $11,422 USD

A
Cheapest Retailer
-
$5,165 USD
₹491,931 INR
B+
Retailer 2
-
$5,889 USD
View
B+
Retailer 3
-
$5,956 USD
View
B+
Retailer 4
-
$6,304 USD
View
Final sale: no returns
B+
Retailer 5
-
$6,304 USD
View
B+
Retailer 6
-
$6,435 USD
£5,067 GBP
View
B+
Retailer 7
-
$6,829 USD
View
B+
Retailer 8
-
$6,935 USD
View
B+
Retailer 9
-
$6,989 USD
View
B+
Retailer 10
-
$7,460 USD
€7,105 EUR
View
B+
Retailer 11
-
$7,880 USD
View
B
Retailer 12
-
$10,062 USD
£7,923 GBP
View
Most Expensive
B
NZ Jewellers
2485ef2f-b8a5-49bf-9757-c988205f38a2 · Oct 30
$11,422 USD
View
12 more retailers have this diamond
Prices start from $5,165 USDSave up to $6,257 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
1.50ct Marquise
$5,165 USD