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Marquise|Natural|IGI

1.51ct K VS1 Marquise Natural Diamond

VG • K/VS1 • IGI 654477236

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 654477236

Diamond specifications and retailer prices

From $2,200 USD
As of October 30, 2026
2 retailers carry this diamond
Most expensive: $2,516 USD at Rare Carat · As of August 3, 2026
View at Rare Carat

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 VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 654477236. Listed at 2 retailers as of August 3, 2026. 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
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle39.2°
OriginNatural
Grading LabIGI
CertificateIGI 654477236
Dimensions13.22 × 5.49 × 3.62 mm
L/W Ratio2.41
Girdle conditionFaceted
Culet sizePointed
Top View
13.22 mm5.49 mm1.51 ctK / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 654477236
Side View
Table 55.0%Crown 38.8°Girdle: MED-THKPavilion 39.2°Culet: NoneDepth 65.9%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 30
Current: $2,516 USD|Low: $2,187 USD|High: $2,516 USD|Avg: $2,361 USD
Rare Carat
Retailer 2
October 30, 2026
Retailer 2$2,200 USD
Rare Carat$2,516 USD

30 data points across 2 retailers

2 retailers$2,200 USD to $2,516 USD

Retailer 1
-
$2,200 USD
Price last confirmed 7 days ago
Most Expensive
Rare Carat
1290A · Aug 3
$2,516 USD
View
Price last confirmed 95 days ago
1 more retailer has this diamond

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.

1.51ct Marquise
$2,200 USD