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Marquise|Natural|IGI

1.01ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 811694674

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 811694674

Diamond specifications and retailer prices

From $1,297 SGD
As of November 6, 2026
Save $2,787 SGD (68%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,084 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 811694674. Listed at 15 retailers as of November 5, 2026, with prices from $1,297 to $4,084, a $2,787 spread on the same certified stone. NZ Jewellers lists it at $4,084. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle35.4°
OriginNatural
Grading LabIGI
CertificateIGI 811694674
Dimensions9.87 × 5.21 × 3.16 mm
L/W Ratio1.89
Girdle conditionFaceted
Top View
9.87 mm5.21 mm1.01 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 811694674
Side View
Table 59.0%Crown 39°Girdle: STK-THKPavilion 35.4°Culet: NoneDepth 60.7%

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: $4,084 SGD|Low: $1,297 SGD|High: $4,218 SGD|Avg: $2,047 SGD|-3.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 2$1,297 SGD
Retailer 3$1,485 SGD
Retailer 10$1,546 SGD
Retailer 13$1,579 SGD
Retailer 7$1,646 SGD
Retailer 12$1,675 SGD
Retailer 11$1,705 SGD
Retailer 14$1,752 SGD
Retailer 6$1,806 SGD
Retailer 8$1,847 SGD
Retailer 9$1,933 SGD
Retailer 4$2,280 SGD
Retailer 5$3,167 SGD
NZ Jewellers$4,084 SGD

9 data points across 14 retailers

15 retailers$1,297 SGD to $4,084 SGD

A
Cheapest Retailer
-
$1,297 SGD
A
Retailer 2
-
$1,485 SGD
View
A
Retailer 3
-
$1,546 SGD
View
Final sale: no returns
A
Retailer 4
-
$1,551 SGD
View
A
Retailer 5
-
$1,579 SGD
View
A
Retailer 6
-
$1,646 SGD
View
A
Retailer 7
-
$1,675 SGD
View
A
Retailer 8
-
$1,705 SGD
View
B+
Retailer 9
-
$1,752 SGD
View
B+
Retailer 10
-
$1,806 SGD
View
A
Retailer 11
-
$1,847 SGD
View
A
Retailer 12
-
$1,933 SGD
View
A
Retailer 13
-
$2,280 SGD
View
B+
Retailer 14
-
$3,167 SGD
View
Most Expensive
B
NZ Jewellers
3fa09a47-c6c6-411d-86e4-d8d01e01e360 · Nov 5
$4,084 SGD
$3,187 USD
View
14 more retailers have this diamond
Prices start from $1,297 SGDSave up to $2,787 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
$1,297 SGD