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1.60ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 654416799

Shape and cutting style on the report: Round brilliant

Certificate IGI 654416799

Diamond specifications and retailer prices

From $2,704 SGD
As of November 5, 2026
Save $3,553 SGD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,257 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.6ct natural round diamond

This 1.6ct 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 654416799. Listed at 11 retailers as of November 5, 2026, with prices from $2,704 to $6,257, a $3,553 spread on the same certified stone. NZ Jewellers lists it at $6,257. 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

1.60
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 654416799
Dimensions7.44 × 7.49 × 4.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.44 mm7.49 mm1.60 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 654416799
Side View
Table 56.0%Crown 36.2°Girdle: MediumPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

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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 5
Current: $6,257 SGD|Low: $2,704 SGD|High: $6,790 SGD|Avg: $3,566 SGD|-7.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$2,704 SGD
Retailer 3$2,839 SGD
Retailer 8$2,989 SGD
Retailer 10$2,993 SGD
Retailer 11$3,044 SGD
Retailer 6$3,131 SGD
Retailer 2$3,258 SGD
Retailer 7$3,454 SGD
Retailer 4$3,653 SGD
Retailer 5$3,713 SGD
NZ Jewellers$6,257 SGD

40 data points across 11 retailers

11 retailers$2,704 SGD to $6,257 SGD

A
Cheapest Retailer
-
$2,704 SGD
A
Retailer 2
-
$2,839 SGD
View
A
Retailer 3
-
$2,989 SGD
View
A
Retailer 4
-
$2,993 SGD
View
Retailer 5
-
$3,044 SGD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$3,131 SGD
View
A
Retailer 7
-
$3,258 SGD
View
A
Retailer 8
-
$3,454 SGD
View
B+
Retailer 9
-
$3,653 SGD
View
B+
Retailer 10
-
$3,713 SGD
View
Most Expensive
B
NZ Jewellers
fa1e2c31-0005-4cfb-a6f0-f7cd5738c952 · Nov 5
$6,257 SGD
$4,899 USD
View
10 more retailers have this diamond
Prices start from $2,704 SGDSave up to $3,553 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
1.60ct Round
$2,704 SGD