1998 Omega Speedmaster MK40 Triple Date "Schumacher"
Brand
Omega
Series
Speedmaster
Catalogue Reference
MK40 Triple Date "Schumacher" (175.0084 375.0084)
Production Year
1998
Movement Type
Automatic (Self-Winding)
Style
Sports Watch
Automatic Chronograph
A chronograph watch powered by automatic (self-winding) movement, featuring both timekeeping and the ability to measure elapsed time with a stopwatch function.
Tachymeter
A scale on the dial of a chronograph that allows the wearer to calculate speed based on time and distance, typically by measuring how many seconds it takes to travel a fixed distance (e.g., 1000 meters).
Case
Diameter
39 mm
Thickness
14 mm
Material
Stainless Steel
Water Resistance
Water Resistant
Finishing Details
Polished
Bezel
Tachymeter Bezel
Crown Type
Push/Pull
Crystal
Sapphire
Caseback
Brand decoration and details engraved
Dial
Color
Grey
Dial Markers
Arabic Numerals
Finishing Details
Detailed Subdials
Luminiscent Indexes
Hands and Markers
Calendar
Calendar pointer around the dial
Bracelet
Material
Leather
Buckle Type
Standard Buckle
Width
18 mm
Color
Black
Valjoux 7750
Full-calendar chronograph movement based on ETA / Valjoux 7750, introduced around 1986.
The date is displayed through an additional centrally-mounted hand; day and month is displayed with two discs at 12:00.
Manufacturer
Omega
Model
1151
Type
Automatic (Self-Winding)
Frequency
28800 A/h
Jewels
25 (Twenty-Five) Jewels
Reserve
44 Hours
Functions
Day, Date, Month, Hours, Minutes, Small Seconds, Day/Night Indication, Chronograph