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Round|Natural|IGI

1.51ct I VS1 Round Natural Diamond

EX • I/VS1 • IGI 607320351

Shape and cutting style on the report: Round brilliant

Certificate IGI 607320351

Diamond specifications and retailer prices

From $4,322 SGD
As of November 5, 2026
Save $5,644 SGD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,967 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 607320351. Listed at 18 retailers as of November 5, 2026, with prices from $4,322 to $9,967, a $5,644 spread on the same certified stone. NZ Jewellers lists it at $9,967. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.2°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 607320351
Dimensions7.33 × 7.29 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.33 mm7.29 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 607320351
Side View
Table 58.0%Crown 33.2°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.6%

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 5
Current: $9,967 SGD|Low: $4,322 SGD|High: $9,967 SGD|Avg: $6,170 SGD
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
November 6, 2026
Retailer 13$4,322 SGD
Retailer 4$5,034 SGD
Retailer 5$5,280 SGD
Retailer 3$5,416 SGD
Retailer 11$5,658 SGD
Retailer 6$5,721 SGD
Retailer 7$5,721 SGD
Retailer 15$5,818 SGD
Retailer 2$5,867 SGD
Retailer 16$5,911 SGD
Retailer 9$6,075 SGD
Retailer 12$6,431 SGD
Retailer 8$6,601 SGD
Retailer 10$6,979 SGD
Retailer 14$9,087 SGD
NZ Jewellers$9,967 SGD

24 data points across 16 retailers

18 retailers$4,322 SGD to $9,967 SGD

A
Cheapest Retailer
-
$4,322 SGD
A
Retailer 2
-
$5,034 SGD
View
A
Retailer 3
-
$5,059 SGD
View
A
Retailer 4
-
$5,280 SGD
View
Final sale: no returns
A
Retailer 5
-
$5,416 SGD
View
Retailer 6
-
$5,532 SGD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$5,658 SGD
View
A
Retailer 8
-
$5,721 SGD
View
A
Retailer 9
-
$5,721 SGD
View
A
Retailer 10
-
$5,818 SGD
View
A
Retailer 11
-
$5,867 SGD
View
A
Retailer 12
-
$5,911 SGD
View
A
Retailer 13
-
$6,075 SGD
View
A
Retailer 14
-
$6,431 SGD
View
A
Retailer 15
-
$6,601 SGD
View
A
Retailer 16
-
$6,979 SGD
View
B+
Retailer 17
-
$9,087 SGD
View
Most Expensive
B+
NZ Jewellers
9852cf93-507e-432a-9a62-756e764d9223 · Nov 5
$9,967 SGD
$7,803 USD
View
17 more retailers have this diamond
Prices start from $4,322 SGDSave up to $5,644 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 Round
$4,322 SGD