Watch Glossary
1045 terms · 65 shown · Page 1/2
Omega's proprietary gold alloy designed to resist scratches and maintain its luster indefinitely.
Multi-axis magnetometer detecting geomagnetic orientation for compass functionality
Unwanted magnetic fields that can disrupt watch timekeeping accuracy.
Optical enlargement of dial elements, typically date windows, using sapphire or acrylic lenses
Coiled metal ribbon that stores energy to power the entire watch movement.
Container holding the mainspring that stores and releases energy to power the watch
Replacement of power source spring that drives watch movement
French for house; prestigious watchmaking company with heritage and identity
Mechanical movement requiring manual winding via the crown to store energy in mainspring.
Integrated watchmaking company producing movements in-house from components to assembly
Watch movement entirely designed and produced in-house by a single manufacture
Highly accurate navigation instrument used aboard ships to determine longitude at sea.
Luminous coating on hour markers and indices for improved nighttime readability
METAS certification for watches exceeding traditional chronometer standards
Non-reflective black surface coating offering stealth appearance
Diamond-like carbon coating in matte black finish, combining hardness with non-reflective aesthetics.
Non-reflective dial finish, typical of vintage sports watches and highly desirable to collectors
Non-reflective surface with minimal shine, absorbs light evenly
Rolex's larger hour markers and hands introduced for improved readability
Average of gaining and losing rates across multiple positions.
Average solar day length used as standard for watch regulation before atomic time
Seiko's hybrid movement combining quartz accuracy with mechanical automatic winding.
Exactness of manufacturing tolerances affecting timekeeping performance.
Design architecture integrating traditional watch complications with electronic displays
Distinctive hour hand with circular, triangular, and rectangular sections.
Distinctive hand shape with Mercedes-logo design for hour hand
Hour hand with distinctive three-lobe shape resembling Mercedes-Benz logo.
Rolex's three-pointed crown emblem used on all official watches
Woven metal mesh construction providing flexibility and a refined appearance.
Engagement of teeth between two gears; critical for smooth power transmission
Linked chain or bracelet made from steel, gold, or other metals.
Swiss federal metrology institute certifying ultra-precision chronometer watches
Natural meteorite material sliced and polished to create unique watch dial patterns
Submariner depth rating printed as meters before feet, rare vintage dial variant.
Fine-tuning clasp holes for precise wrist fit without removing links
Small, independent watch brand producing limited quantities with unconventional models
Rate variation at intermediate temperatures despite compensation mechanisms
Fine interlocked metal mesh bracelet, smooth comfort and elegant vintage appeal
Military Submariner issued to armed forces, featuring lollipop dial and dial printing variations.
Watch showing no signs of wear, original finish intact, functionally perfect
Mechanism that chimes the time in hours, quarter hours, and minutes when a slide or pusher is activated.
Outer dial ring with minute markers or railway design for precise time reading.
Wheel rotating once per hour on cannon pinion, drives hour wheel in motion works
Highly reflective polished surface resembling mirror quality
Achieving a highly reflective, glass-like finish on watch surfaces through precision polishing.
Meca-quartz hybrid, mechanical chronograph with quartz timekeeping, battery powered operation
Contemporary luminous material specifications balancing safety, brightness, and longevity
Chronograph mounted on base movement, 7750 on 2824 base, allows customization
Physical property of balance wheel oscillation that enables continuous operation without external intervention
TAG Heuer's iconic square-cased chronograph from 1969
Single-piece case construction where the entire case is machined from one solid block of material.
Chronograph operated by single pusher button for start, stop, and reset functions.
Mechanical display showing lunar phases through rotating disk behind aperture on dial.
Aperture showing the current lunar phase, cycling every 29.5 days with rotating disc mechanism.
Complication displaying lunar phases with rotating disc showing moon's illumination cycle.
Omega Speedmaster Professional, official NASA moon landing chronograph from Apollo missions.
Iridescent nacre from mollusk shells used decoratively on watch dials
Gear assembly converting center wheel rotation to hour wheel and minute wheel motion
Official designation identifying specific watch movement design and manufacturing source
Official verification that watch movement meets specific Swiss quality and precision standards