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Marquise|Natural|IGI

1.01ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 671474660

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 671474660

Diamond specifications and retailer prices

From $2,029 SGD
As of November 4, 2026
Save $3,404 SGD (63%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,434 SGD at NZ Jewellers · As of November 3, 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 671474660. Listed at 14 retailers as of November 3, 2026, with prices from $2,029 to $5,434, a $3,404 spread on the same certified stone. NZ Jewellers lists it at $5,434. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 671474660
Dimensions9.87 × 5.20 × 3.30 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Top View
9.87 mm5.20 mm1.01 ctI / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI 671474660
Side View
Table 62.0%Crown 40°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 63.5%

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 4
Current: $5,434 SGD|Low: $1,885 SGD|High: $5,434 SGD|Avg: $2,650 SGD
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
Retailer 15
November 3, 2026
Retailer 7$2,029 SGD
Retailer 14$2,055 SGD
Retailer 15$2,088 SGD
Retailer 4$2,178 SGD
Retailer 2$2,199 SGD
Retailer 11$2,228 SGD
Retailer 12$2,228 SGD
Retailer 10$2,331 SGD
Retailer 3$2,332 SGD
Retailer 5$2,402 SGD
Retailer 13$2,570 SGD
Retailer 6$2,650 SGD
Retailer 8$3,027 SGD
Retailer 9$3,922 SGD
NZ Jewellers$5,434 SGD

45 data points across 15 retailers

14 retailers$2,029 SGD to $5,434 SGD

A
Cheapest Retailer
-
$2,029 SGD
B+
Retailer 2
-
$2,055 SGD
View
Final sale: no returns
A
Retailer 3
-
$2,088 SGD
View
B+
Retailer 4
-
$2,178 SGD
View
A
Retailer 5
-
$2,199 SGD
View
B+
Retailer 6
-
$2,228 SGD
View
B+
Retailer 7
-
$2,228 SGD
View
B+
Retailer 8
-
$2,331 SGD
View
B+
Retailer 9
-
$2,332 SGD
View
B+
Retailer 10
-
$2,402 SGD
View
B+
Retailer 11
-
$2,570 SGD
View
B+
Retailer 12
-
$3,027 SGD
View
B
Retailer 13
-
$3,922 SGD
View
Most Expensive
B
NZ Jewellers
0ba7c6d4-3a54-4754-b01b-b9a2462349d7 · Nov 3
$5,434 SGD
$4,241 USD
View
13 more retailers have this diamond
Prices start from $2,029 SGDSave up to $3,404 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
$2,029 SGD