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1.55ct J VS1 Round Natural Diamond

GD • J/VS1 • IGI 731521738

Shape and cutting style on the report: Round brilliant

Certificate IGI 731521738

Diamond specifications and retailer prices

From $4,865 SGD
As of November 6, 2026
Save $1,516 SGD (24%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,381 SGD at Aurelinne · As of November 5, 2026
View at Aurelinne

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI 731521738. Listed at 7 retailers as of November 5, 2026, with prices from $4,865 to $6,381, a $1,516 spread on the same certified stone. Aurelinne lists it at $6,381. 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

1.55
Carat
J
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle28.8°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 731521738
Dimensions7.72 × 7.65 × 4.39 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.72 mm7.65 mm1.55 ctJ / VS1
OriginNatural
CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 731521738
Side View
Table 66.0%Crown 28.8°Girdle: THN-MEDPavilion 41.6°Culet: NoneDepth 57.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,381 SGD|Low: $4,679 SGD|High: $15,672 SGD|Avg: $7,081 SGD
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 10, 2026
Retailer 4$4,865 SGD
Retailer 2$5,104 SGD
Retailer 9$5,224 SGD
Retailer 3$5,250 SGD
Retailer 5$5,531 SGD
Retailer 6$5,531 SGD
Retailer 7$5,531 SGD
Retailer 8$5,720 SGD
Aurelinne$6,381 SGD
Retailer 10$15,625 SGD

4 data points across 10 retailers

7 retailers$4,865 SGD to $6,381 SGD

B+
Cheapest Retailer
-
$4,865 SGD
B+
Retailer 2
-
$5,104 SGD
View
Final sale: no returns
B+
Retailer 3
-
$5,250 SGD
View
B+
Retailer 4
-
$5,531 SGD
View
B+
Retailer 5
-
$5,531 SGD
View
B+
Retailer 6
-
$5,720 SGD
View
Most Expensive
B
Aurelinne
61ed02eb-50c8-4b67-9701-245f2887d7df · Nov 5
$6,381 SGD
$4,996 USD
View
6 more retailers have this diamond
Prices start from $4,865 SGDSave up to $1,516 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.

B+
1.55ct Round
$4,865 SGD