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1.60ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 623455489

Shape and cutting style on the report: Round brilliant

Certificate IGI 623455489

Diamond specifications and retailer prices

From $2,464 SGD
As of November 4, 2026
Save $3,239 SGD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,703 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 623455489. Listed at 10 retailers as of November 4, 2026, with prices from $2,464 to $5,703, a $3,239 spread on the same certified stone. NZ Jewellers lists it at $5,703. 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 angle35.4°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 623455489
Dimensions7.43 × 7.47 × 4.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.43 mm7.47 mm1.60 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 623455489
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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 4
Current: $5,703 SGD|Low: $2,464 SGD|High: $5,916 SGD|Avg: $3,329 SGD|-3.6%
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
November 5, 2026
Retailer 8$2,464 SGD
Retailer 11$2,728 SGD
Retailer 12$2,728 SGD
Retailer 4$2,749 SGD
Retailer 7$2,753 SGD
Retailer 10$2,853 SGD
Retailer 13$2,905 SGD
Retailer 9$3,022 SGD
Retailer 3$3,147 SGD
Retailer 2$3,329 SGD
Retailer 6$3,703 SGD
Retailer 5$4,637 SGD
NZ Jewellers$5,703 SGD

29 data points across 13 retailers

10 retailers$2,464 SGD to $5,703 SGD

A
Cheapest Retailer
-
$2,464 SGD
Retailer 2
-
$2,728 SGD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$2,728 SGD
View
A
Retailer 4
-
$2,753 SGD
View
B+
Retailer 5
-
$2,853 SGD
View
B+
Retailer 6
-
$2,905 SGD
View
B+
Retailer 7
-
$3,147 SGD
View
A
Retailer 8
-
$3,329 SGD
View
B+
Retailer 9
-
$3,703 SGD
View
Most Expensive
B
NZ Jewellers
4d7dcd95-ef8d-4172-939a-e61552f28d4d · Nov 5
$5,703 SGD
$4,465 USD
View
9 more retailers have this diamond
Prices start from $2,464 SGDSave up to $3,239 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
$2,464 SGD