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    Isotope Old Radium ‘Black Ink Bronze’ x Espiral do Tempo — microbrand watch

    Specifications

    Case

    Diameter

    40mm

    Sizing guide →

    Thickness

    10.1mm

    Lug to Lug

    47mm

    Material

    Brushed CuSn8 Bronze

    Case materials guide →

    Crystal

    Anti-reflective sapphire

    Crystal comparison guide →

    Water Resistance

    100m / 10 atm / 330 ft

    Water resistance guide →

    Caseback

    Sandblasted Titanium exhibition case back

    Movement

    Movement

    Swiss Landeron Mechanical Movement

    Learn about this movement →

    Vibrations

    28800

    Power Reserve

    40 hours

    Made In

    Switzerland

    Jewels

    25 Jewels

    Functions

    Date

    Bracelet / Strap

    Style

    Black Italian calfskin

    Width

    20mm

    Details

    Quick-release strap with bespoke Bronze Brushed Buckle

    Dial

    Colors

    Black Enamelled

    Numerals

    Bold Arabic numbers

    Lume

    Old Radium Super-Luminova

    Other

    Style

    Limited Edition

    Gender

    Unisex

    Isotope

    Old Radium ‘Black Ink Bronze’ x Espiral do Tempo

    Current
    Limited Edition

    Retail Price

    $1,393

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