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Marquise|Natural|IGI

1.01ct I VS1 Marquise Natural Diamond

VG • I/VS1 • IGI 827603547

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 827603547

Diamond specifications and retailer prices

From $2,416 SGD
As of November 6, 2026
Save $2,863 SGD (54%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,278 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 827603547. Listed at 4 retailers as of November 2, 2026, with prices from $2,416 to $5,278, a $2,863 spread on the same certified stone. MOH London lists it at $5,278. 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

1.01
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle39.7°
OriginNatural
Grading LabIGI
CertificateIGI 827603547
Dimensions10.31 × 5.14 × 3.32 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Top View
10.31 mm5.14 mm1.01 ctI / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 827603547
Side View
Table 58.0%Crown 37.2°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
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 6
Current: $5,278 SGD|Low: $2,416 SGD|High: $5,869 SGD|Avg: $3,842 SGD|-9.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 2$2,416 SGD
Retailer 4$3,245 SGD
Retailer 3$3,646 SGD
MOH London$5,278 SGD

44 data points across 4 retailers

4 retailers$2,416 SGD to $5,278 SGD

A
Cheapest Retailer
-
$2,416 SGD
A
Retailer 2
-
$3,245 SGD
View
A
Retailer 3
-
$3,646 SGD
View
Most Expensive
B+
MOH London
449D35AA9 · Nov 2
$5,278 SGD
£3,243 GBP
View
3 more retailers have this diamond
Prices start from $2,416 SGDSave up to $2,863 SGD

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
1.01ct Marquise
$2,416 SGD