CaratHunter
Plans
Marquise|Natural|IGI

1.51ct J VS1 Marquise Natural Diamond

VG • J/VS1 • IGI 669446143

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 669446143

Diamond specifications and retailer prices

From $5,715 USD
As of November 6, 2026
Save $2,811 USD (33%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $8,526 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 669446143. Listed at 3 retailers as of November 4, 2026, with prices from $5,715 to $8,526, a $2,811 spread on the same certified stone. MOH London lists it at $8,526. 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
J
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 669446143
Dimensions11.38 × 6.13 × 3.74 mm
L/W Ratio1.86
Girdle conditionFaceted
Culet sizePointed
Top View
11.38 mm6.13 mm1.51 ctJ / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 669446143
Side View
Table 61.0%Crown 36.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.0%

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 6
Current: $8,526 USD|Low: $5,649 USD|High: $8,651 USD|Avg: $6,880 USD|-0.3%
MOH London
Retailer 2
Retailer 3
November 6, 2026
Retailer 2$5,715 USD
Retailer 3$6,313 USD
MOH London$8,526 USD

44 data points across 3 retailers

3 retailers$5,715 USD to $8,526 USD

A
Cheapest Retailer
-
$5,715 USD
B+
Retailer 2
-
$6,313 USD
View
Most Expensive
B
MOH London
9C97716F6 · Nov 4
$8,526 USD
£6,713 GBP
View
2 more retailers have this diamond
Prices start from $5,715 USDSave up to $2,811 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
$5,715 USD