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Marquise|Natural|IGI

1.00ct I VS1 Marquise Natural Diamond

VG • I/VS1 • IGI 705538600

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 705538600

Diamond specifications and retailer prices

From $3,281 SGD
As of November 6, 2026
Save $4,377 SGD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,658 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 705538600. Listed at 16 retailers as of November 5, 2026, with prices from $3,281 to $7,658, a $4,377 spread on the same certified stone. NZ Jewellers lists it at $7,658. 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

1.00
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle38.8°
OriginNatural
Grading LabIGI
CertificateIGI 705538600
Dimensions10.08 × 5.34 × 3.23 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizePointed
Top View
10.08 mm5.34 mm1.00 ctI / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 705538600
Side View
Table 56.0%Crown 34°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 60.5%

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 6
Current: $7,658 SGD|Low: $3,099 SGD|High: $7,816 SGD|Avg: $4,337 SGD|-2.0%
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 7, 2026
Retailer 4$3,281 SGD
Retailer 11$3,358 SGD
Retailer 12$3,381 SGD
Retailer 13$3,588 SGD
Retailer 6$3,663 SGD
Retailer 7$3,663 SGD
Retailer 14$3,804 SGD
Retailer 3$3,845 SGD
Retailer 2$3,946 SGD
Retailer 15$4,227 SGD
Retailer 10$4,270 SGD
Retailer 8$4,470 SGD
Retailer 5$5,273 SGD
Retailer 9$6,399 SGD
NZ Jewellers$7,658 SGD

45 data points across 15 retailers

16 retailers$3,281 SGD to $7,658 SGD

A
Cheapest Retailer
-
$3,281 SGD
A
Retailer 2
-
$3,358 SGD
View
A
Retailer 3
-
$3,381 SGD
View
Final sale: no returns
B+
Retailer 4
-
$3,588 SGD
View
A
Retailer 5
-
$3,663 SGD
View
Retailer 6
-
$3,663 SGD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$3,804 SGD
View
A
Retailer 8
-
$3,845 SGD
View
A
Retailer 9
-
$3,946 SGD
View
B+
Retailer 10
-
$4,227 SGD
View
A
Retailer 11
-
$4,270 SGD
View
Retailer 12
-
$4,314 SGD
View
Price last confirmed 62 days ago
B+
Retailer 13
-
$4,470 SGD
View
B+
Retailer 14
-
$5,273 SGD
View
B
Retailer 15
-
$6,399 SGD
View
Most Expensive
B
NZ Jewellers
cb3822b6-35ba-4d99-8331-28e967cb7a45 · Nov 5
$7,658 SGD
$5,975 USD
View
15 more retailers have this diamond
Prices start from $3,281 SGDSave up to $4,377 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
$3,281 SGD