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Round|Natural|IGI

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 €1,719 EUR
As of November 4, 2026
Save €2,259 EUR (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,978 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 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 €1,719 to €3,978, a €2,259 spread on the same certified stone. NZ Jewellers lists it at €3,978. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €3,978 EUR|Low: €1,719 EUR|High: €4,127 EUR|Avg: €2,322 EUR|-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€1,719 EUR
Retailer 11€1,903 EUR
Retailer 12€1,903 EUR
Retailer 4€1,917 EUR
Retailer 7€1,920 EUR
Retailer 10€1,990 EUR
Retailer 13€2,026 EUR
Retailer 9€2,108 EUR
Retailer 3€2,195 EUR
Retailer 2€2,322 EUR
Retailer 6€2,583 EUR
Retailer 5€3,234 EUR
NZ Jewellers€3,978 EUR

29 data points across 13 retailers

10 retailers€1,719 EUR to €3,978 EUR

A
Cheapest Retailer
-
€1,719 EUR
Retailer 2
-
€1,903 EUR
View
Price last confirmed 8 days ago
A
Retailer 3
-
€1,903 EUR
View
A
Retailer 4
-
€1,920 EUR
View
B+
Retailer 5
-
€1,990 EUR
View
B+
Retailer 6
-
€2,026 EUR
View
B+
Retailer 7
-
€2,195 EUR
View
A
Retailer 8
-
€2,322 EUR
View
B+
Retailer 9
-
€2,583 EUR
View
Most Expensive
B
NZ Jewellers
4d7dcd95-ef8d-4172-939a-e61552f28d4d · Nov 5
€3,978 EUR
$4,465 USD
View
9 more retailers have this diamond
Prices start from €1,719 EURSave up to €2,259 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
€1,719 EUR