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Marquise|Natural|IGI

1.01ct J SI1 Marquise Natural Diamond

VG • J/SI1 • IGI 689598852

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 689598852

Diamond specifications and retailer prices

From $1,416 USD
As of November 2, 2026
Save $2,327 USD (62%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,743 USD 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 689598852. Listed at 17 retailers as of November 2, 2026, with prices from $1,416 to $3,743, a $2,327 spread on the same certified stone. NZ Jewellers lists it at $3,743. 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
J
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.8°
Pavilion angle39.7°
OriginNatural
Grading LabIGI
CertificateIGI 689598852
Dimensions9.21 × 5.12 × 3.44 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Top View
9.21 mm5.12 mm1.01 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 689598852
Side View
Table 57.0%Crown 36.8°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 67.2%

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 2
Current: $1,724 USD|Low: $1,298 USD|High: $2,720 USD|Avg: $1,734 USD|+4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 7$1,416 USD
Retailer 2$1,422 USD
Retailer 6$1,440 USD
Retailer 9$1,529 USD
Retailer 8$1,604 USD
Retailer 10$1,620 USD
Retailer 1$1,724 USD
Retailer 5$1,873 USD
Retailer 4$2,096 USD
Retailer 3$2,689 USD

42 data points across 10 retailers

17 retailers$1,416 USD to $3,743 USD

B+
Cheapest Retailer
-
$1,416 USD
Final sale: no returns
A
Retailer 2
-
$1,422 USD
View
A
Retailer 3
-
$1,440 USD
View
B+
Retailer 4
-
$1,529 USD
View
B+
Retailer 5
-
$1,535 USD
View
B+
Retailer 6
-
$1,535 USD
View
B+
Retailer 7
-
$1,604 USD
View
B+
Retailer 8
-
$1,605 USD
View
B+
Retailer 9
-
$1,620 USD
View
B+
Retailer 10
-
$1,671 USD
View
B+
Retailer 11
-
$1,724 USD
£1,358 GBP
View
Retailer 12
-
$1,771 USD
View
Price last confirmed 57 days ago
B+
Retailer 13
-
$1,771 USD
View
B+
Retailer 14
-
$1,873 USD
ZAR 30,260 ZAR
View
B+
Retailer 15
-
$2,096 USD
€1,996 EUR
View
B
Retailer 16
-
$2,689 USD
£2,117 GBP
View
Most Expensive
C
NZ Jewellers
18a7ab83-2242-4778-9df9-c5a7ba029c24 · Nov 3
$3,743 USD
View
16 more retailers have this diamond
Prices start from $1,416 USDSave up to $2,327 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
1.01ct Marquise
$1,416 USD