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1.60ct M SI1 Round Natural Diamond

EX • M/SI1 • IGI 656470186

Shape and cutting style on the report: Round brilliant

Certificate IGI 656470186

Diamond specifications and retailer prices

From €917 EUR
As of November 5, 2026
Save €1,826 EUR (67%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €2,743 EUR 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 M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 656470186. Listed at 11 retailers as of November 5, 2026, with prices from €917 to €2,743, a €1,826 spread on the same certified stone. NZ Jewellers lists it at €2,743. 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
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 656470186
Dimensions7.36 × 7.42 × 4.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.36 mm7.42 mm1.60 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 656470186
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.4%

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: €2,743 EUR|Low: €917 EUR|High: €2,743 EUR|Avg: €1,330 EUR
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 4€917 EUR
Retailer 7€1,077 EUR
Retailer 3€1,124 EUR
Retailer 11€1,124 EUR
Retailer 8€1,168 EUR
Retailer 2€1,224 EUR
Retailer 6€1,230 EUR
Retailer 10€1,245 EUR
Retailer 9€1,298 EUR
Retailer 5€1,372 EUR
NZ Jewellers€2,743 EUR

45 data points across 11 retailers

11 retailers€917 EUR to €2,743 EUR

A
Cheapest Retailer
-
€917 EUR
A
Retailer 2
-
€1,077 EUR
View
Retailer 3
-
€1,124 EUR
View
Price last confirmed 8 days ago
A
Retailer 4
-
€1,124 EUR
View
B+
Retailer 5
-
€1,168 EUR
View
A
Retailer 6
-
€1,224 EUR
View
B+
Retailer 7
-
€1,230 EUR
View
B+
Retailer 8
-
€1,245 EUR
View
B+
Retailer 9
-
€1,298 EUR
View
A
Retailer 10
-
€1,372 EUR
View
Most Expensive
B+
NZ Jewellers
0be6bda2-040f-4dc3-b8f5-ded136d4830f · Nov 5
€2,743 EUR
$3,079 USD
View
10 more retailers have this diamond
Prices start from €917 EURSave up to €1,826 EUR

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
€917 EUR