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Marquise|Natural|IGI

0.91ct I SI1 Marquise Natural Diamond

VG • I/SI1 • IGI 841667413

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 841667413

Diamond specifications and retailer prices

From $1,628 SGD
As of October 31, 2026
Save $2,644 SGD (62%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,272 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.91ct natural marquise diamond

This 0.91ct natural marquise sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 841667413. Listed at 9 retailers as of October 30, 2026, with prices from $1,628 to $4,272, a $2,644 spread on the same certified stone. NZ Jewellers lists it at $4,272. 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

0.91
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle41.1°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 841667413
Dimensions9.91 × 4.93 × 3.21 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Top View
9.91 mm4.93 mm0.91 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 841667413
Side View
Table 61.0%Crown 41.1°Girdle: MED-THKPavilion 41.5°Culet: NoneDepth 65.1%

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: Oct 31
Current: $4,272 SGD|Low: $1,554 SGD|High: $4,374 SGD|Avg: $2,553 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 9$1,592 SGD
Retailer 5$1,628 SGD
Retailer 4$1,751 SGD
Retailer 7$1,833 SGD
Retailer 6$1,892 SGD
Retailer 3$2,384 SGD
Retailer 8$3,302 SGD
Retailer 2$3,370 SGD
NZ Jewellers$4,272 SGD

19 data points across 9 retailers

9 retailers$1,628 SGD to $4,272 SGD

Retailer 1
-
$1,592 SGD
$1,245 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$1,628 SGD
View
A
Retailer 3
-
$1,751 SGD
$1,369 USD
View
A
Retailer 4
-
$1,833 SGD
$1,433 USD
View
A
Retailer 5
-
$1,892 SGD
$1,479 USD
View
B+
Retailer 6
-
$2,384 SGD
€1,775 EUR
View
B
Retailer 7
-
$3,302 SGD
£2,033 GBP
View
B
Retailer 8
-
$3,370 SGD
£2,075 GBP
View
Most Expensive
B
NZ Jewellers
13c37e89-edbb-469f-9fb6-4050b4f4f245 · Oct 30
$4,272 SGD
$3,340 USD
View
8 more retailers have this diamond
Prices start from $1,628 SGDSave up to $2,644 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
0.91ct Marquise
$1,628 SGD