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1.56ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 547273925

Shape and cutting style on the report: Round brilliant

Certificate IGI 547273925

Diamond specifications and retailer prices

From $1,326 SGD
As of November 6, 2026
Save $2,643 SGD (67%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,969 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.56ct natural round diamond

This 1.56ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 547273925. Listed at 10 retailers as of November 5, 2026, with prices from $1,326 to $3,969, a $2,643 spread on the same certified stone. NZ Jewellers lists it at $3,969. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.56
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 547273925
Dimensions7.30 × 7.36 × 4.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.30 mm7.36 mm1.56 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 547273925
Side View
Table 57.5%Crown 36.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.2%

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 6
Current: $3,969 SGD|Low: $1,326 SGD|High: $3,969 SGD|Avg: $1,911 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
November 6, 2026
Retailer 2$1,326 SGD
Retailer 7$1,558 SGD
Retailer 10$1,627 SGD
Retailer 12$1,627 SGD
Retailer 9$1,690 SGD
Retailer 4$1,763 SGD
Retailer 6$1,775 SGD
Retailer 3$1,798 SGD
Retailer 8$1,802 SGD
Retailer 11$1,878 SGD
Retailer 5$1,985 SGD
NZ Jewellers$3,969 SGD

45 data points across 12 retailers

10 retailers$1,326 SGD to $3,969 SGD

A
Cheapest Retailer
-
$1,326 SGD
A
Retailer 2
-
$1,558 SGD
View
A
Retailer 3
-
$1,627 SGD
View
Retailer 4
-
$1,627 SGD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$1,690 SGD
View
A
Retailer 6
-
$1,775 SGD
View
A
Retailer 7
-
$1,798 SGD
View
A
Retailer 8
-
$1,878 SGD
View
A
Retailer 9
-
$1,985 SGD
View
Most Expensive
B+
NZ Jewellers
6630391d-cc65-40de-a46b-831a95c10364 · Nov 5
$3,969 SGD
$3,107 USD
View
9 more retailers have this diamond
Prices start from $1,326 SGDSave up to $2,643 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
1.56ct Round
$1,326 SGD