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Chronograph, 2021

Chronomaster Sport

Ref. 03.3100.3600/21.M3100

41mm
Diameter
13.6mm
Thickness
60h
Power reserve
100m
Water resistance

A sports chronograph with a ceramic bezel graduated in tenths of a second.

CHF 9,900

Launch list price

Switzerland, 2021. Source: monochrome-watches.com

Launch price; it may be out of date.

Diameter
41 mm
Thickness
13.6 mm
Power reserve
60 h
Water resistance
100 m
Movement
Automatic
Material
steel

Who it suits

For buyers who want a chronograph that measures tenths of a second: 41 mm, 13.6 mm thick, El Primero 3600 calibre and 100 m water resistance. It appears on Chrono24’s list of the most bought watches in the US in 2025.

Specifications

Case

Diameter
41 mm
Thickness
13.6 mm
Material
steel
Shape
round
Water resistance
100 m

Movement

Movement
Automatic
Calibre
El Primero 3600
Power reserve
60 h
Frequency
36,000 vph
Jewels
35
Complications
hours, minutes, chronograph, date

Dial and strap

Dial
black
Markers
Not confirmed
Date
Yes
Bezel
tachymeter, black
Strap
bracelet, steel

Record

Line
Chronomaster
Year
2021
Status
In production
Range
Luxury

Alternatives

Why it matters

Sources

  1. monochrome-watches.com

Record confidence: medium. Anything unverified stays marked, never estimated.