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Marquise|Natural|IGI

1.51ct I VS1 Marquise Natural Diamond

VG • I/VS1 • IGI 842601422

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 842601422

Diamond specifications and retailer prices

From $7,471 SGD
$5,844 USD
As of November 1, 2026
Save $6,857 SGD (48%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $14,328 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 842601422. Listed at 17 retailers as of October 30, 2026, with prices from $7,471 to $14,328, a $6,857 spread on the same certified stone. NZ Jewellers lists it at $14,328. 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

1.51
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 842601422
Dimensions11.31 × 5.97 × 3.87 mm
L/W Ratio1.89
Girdle conditionFaceted
Top View
11.31 mm5.97 mm1.51 ctI / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 842601422
Side View
Table 61.0%Crown 38.6°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
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 1
Current: $14,328 SGD|Low: $7,471 SGD|High: $15,490 SGD|Avg: $9,659 SGD|-7.5%
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 8$7,471 SGD
Retailer 9$7,524 SGD
Retailer 5$7,559 SGD
Retailer 6$7,907 SGD
Retailer 16$7,908 SGD
Retailer 4$7,945 SGD
Retailer 11$7,959 SGD
Retailer 10$8,312 SGD
Retailer 13$8,567 SGD
Retailer 17$8,698 SGD
Retailer 7$9,274 SGD
Retailer 2$9,359 SGD
Retailer 15$9,885 SGD
Retailer 14$10,526 SGD
Retailer 3$11,203 SGD
Retailer 12$12,622 SGD
NZ Jewellers$14,328 SGD

23 data points across 17 retailers

17 retailers$7,471 SGD to $14,328 SGD

A
Cheapest Retailer
-
$7,471 SGD
$5,844 USD
Retailer 2
-
$7,524 SGD
₹560,544 INR
View
Price last confirmed 12 days ago
A
Retailer 3
-
$7,559 SGD
$5,913 USD
View
A
Retailer 4
-
$7,907 SGD
$6,185 USD
View
Final sale: no returns
A
Retailer 5
-
$7,908 SGD
$6,186 USD
View
A
Retailer 6
-
$7,945 SGD
$6,215 USD
View
A
Retailer 7
-
$7,959 SGD
£4,902 GBP
View
A
Retailer 8
-
$8,312 SGD
£5,119 GBP
View
A
Retailer 9
-
$8,567 SGD
$6,701 USD
View
A
Retailer 10
-
$8,698 SGD
$6,804 USD
View
A
Retailer 11
-
$9,274 SGD
£5,712 GBP
View
A
Retailer 12
-
$9,359 SGD
€6,972 EUR
View
A
Retailer 13
-
$9,885 SGD
$7,732 USD
View
A
Retailer 14
-
$10,526 SGD
ZAR 133,015 ZAR
View
B+
Retailer 15
-
$11,203 SGD
$8,763 USD
View
A
Retailer 16
-
$12,622 SGD
£7,774 GBP
View
Most Expensive
B+
NZ Jewellers
e7b22091-2ce1-4e14-b20c-137e77ee00d4 · Oct 30
$14,328 SGD
$11,208 USD
View
16 more retailers have this diamond
Prices start from $7,471 SGDSave up to $6,857 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
1.51ct Marquise
$7,471 SGD