SD
Netherlands·FWD·#37

Sem van Duijn

TE
Telstar · Eredivisie
Onside Valuation
€21.1M
+0.1Mthis week
90% confidence · €17.1M–€21.8M
12-month history

Valuation trajectory

19
Jul
19
Aug
19
Sep
19
Oct
21
Nov
21
Dec
19
Jan
18
Feb
19
Mar
19
Apr
20
May
21
Jun

Onside model estimate. Values are derived from the methodology, not a market quote.

What drives the value

Valuation pillars

On-field
64
Output
46
Minutes
30
League
62
Age curve
100
Comparable value + position

Similar players

JW
Joshua Dean Windass
Wrexham
€21.0M
MS
Manor Solomon
Fiorentina
€21.3M
ES
Ellis Reco Simms
Coventry
€19.9M
JA
Jayden Osei Addai
Como
€19.1M
RK
Richard Kone
QPR
€19.0M
GH
George David Eric Hirst
Ipswich
€18.6M

Key facts

Age21 years
PositionFWD
Foot—
Height181 cm
NationalityNetherlands
Confidence90%
Value range€17.1M–€21.8M

Season 2025/267.05

14
Apps
1,013
Minutes
5
Goals
2
Assists

Compare