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Round|Natural|IGI

5.42ct D SI2 Round Natural Diamond

ID • D/SI2 • IGI 17

Certificate IGI 17

Diamond specifications and retailer prices

From €73,564 EUR
$82,187 USD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: €111,840 EUR at Helzberg Diamonds · As of October 21, 2026
View at Helzberg Diamonds

About this 5.42ct natural round diamond

This 5.42ct natural round sits in the over five carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of October 31, 2026. 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

5.42
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 17
Dimensions11.23 × 11.29 mm
L/W Ratio1.01
Top View
11.23 mm11.29 mm5.42 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 17
Side View
Table 59.0%CrownGirdle: THN-MEDPavilionCuletDepth 61.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €111,840 EUR|Low: €73,564 EUR|High: €114,136 EUR|Avg: €93,586 EUR|-2.0%
Helzberg Diamonds
Retailer 2
September 30, 2026
Retailer 2€73,564 EUR
Helzberg Diamonds€111,840 EUR

3 data points across 2 retailers

2 retailers

A
Cheapest Retailer
-
€73,564 EUR
$82,187 USD
Most Expensive
Helzberg Diamonds
ZXZOHJMKIGNJ · Oct 21
€111,840 EUR
$124,948 USD
View
Price last confirmed 11 days ago
1 more retailer has this diamond
Prices start from €73,564 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
5.42ct Round
€73,564 EUR