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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 $1,273 USD
SGD 1,720 SGD
As of October 31, 2026
Save $2,067 USD (62%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,340 USD 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 $1,273 to $3,340, a $2,067 spread on the same certified stone. NZ Jewellers lists it at $3,340. 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
Color
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: $3,340 USD|Low: $1,215 USD|High: $3,420 USD|Avg: $1,996 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 9$1,245 USD
Retailer 5$1,273 USD
Retailer 4$1,369 USD
Retailer 7$1,433 USD
Retailer 6$1,479 USD
Retailer 3$1,864 USD
Retailer 8$2,582 USD
Retailer 2$2,635 USD
NZ Jewellers$3,340 USD

19 data points across 9 retailers

9 retailers$1,273 USD to $3,340 USD

Retailer 1
-
$1,245 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$1,273 USD
SGD 1,720 SGD
View
A
Retailer 3
-
$1,369 USD
View
A
Retailer 4
-
$1,433 USD
View
A
Retailer 5
-
$1,479 USD
View
B+
Retailer 6
-
$1,864 USD
€1,775 EUR
View
B
Retailer 7
-
$2,582 USD
£2,033 GBP
View
B
Retailer 8
-
$2,635 USD
£2,075 GBP
View
Most Expensive
B
NZ Jewellers
13c37e89-edbb-469f-9fb6-4050b4f4f245 · Oct 30
$3,340 USD
View
8 more retailers have this diamond
Prices start from $1,273 USDSave up to $2,067 USD

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
$1,273 USD