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Marquise|Natural|IGI

1.00ct J VS1 Marquise Natural Diamond

EX • J/VS1 • IGI 675587264

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 675587264

Diamond specifications and retailer prices

From $1,884 SGD
As of November 6, 2026
Save $2,424 SGD (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,014 SGD at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 675587264. Listed at 14 retailers as of November 4, 2026, with a 129% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 675587264
Dimensions11.27 × 5.16 × 3.05 mm
L/W Ratio2.18
Girdle conditionFaceted
Culet sizePointed
Top View
11.27 mm5.16 mm1.00 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 675587264
Side View
Table 59.0%Crown 32.4°Girdle: MediumPavilion 40.5°Culet: NoneDepth 59.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,884 SGD|Low: $1,884 SGD|High: $4,371 SGD|Avg: $2,842 SGD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1$1,884 SGD
Retailer 5$2,203 SGD
Retailer 7$2,275 SGD
Retailer 2$2,707 SGD
Retailer 3$3,009 SGD
Retailer 6$3,232 SGD
Retailer 4$4,308 SGD

41 data points across 7 retailers

14 retailers$1,884 SGD to $4,308 SGD

A
Cheapest Retailer
-
$1,884 SGD
A
Retailer 2
-
$2,203 SGD
View
A
Retailer 3
-
$2,226 SGD
View
A
Retailer 4
-
$2,275 SGD
View
Final sale: no returns
Retailer 5
-
$2,465 SGD
View
Price last confirmed 36 days ago
A
Retailer 6
-
$2,523 SGD
View
Retailer 7
-
$2,579 SGD
View
Price last confirmed 36 days ago
A
Retailer 8
-
$2,641 SGD
View
A
Retailer 9
-
$2,707 SGD
View
Retailer 10
-
$2,845 SGD
View
Price last confirmed 38 days ago
B+
Retailer 11
-
$3,009 SGD
View
B+
Retailer 12
-
$3,232 SGD
View
B+
Retailer 13
-
$4,308 SGD
View
Most Expensive
NZ Jewellers
7e0e3dce-3030-45a4-8891-031ad158ff87 · Sep 30
$6,014 SGD
$4,708 USD
View
Price last confirmed 37 days ago
13 more retailers have this diamond
Prices start from $1,884 SGDSave up to $2,424 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
1.00ct Marquise
$1,884 SGD