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· Ultra-Chron

Ultra-Chron

L2.836.4.52.2

Diameter
43mm
Thickness
13.9mm
Size
Large
Lug to lug
49mm
Water resistance
300m
Movement
Automatic
Type
Diver
Case material
Stainless Steel
Case shape
Round
Dial
Black
Dial finish
Matte
Complications
Dive Bezel
Crystal
Sapphire, scratch-resistant, with several layers of anti-reflective coating on both sides
Power reserve
52h
Straps
Leather
Certifications
COSC Chronometer
Production
In production
Origin
Swiss (Heritage)
Era
Reissue / Heritage
View on longines.com ↗

Reviews

Reviews of the Ultra-Chron line

  • Henry Cavill on Longines and his ultimate 3-watch collection

    Time+Tide · Sep 18, 2026 · 5:57

    Watch from 1:14

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