Movement
BB641AH
25 Jewels
Glucydur balance wheel
Anachron balance spring
Nivaflex mainspring
28,800bph (4Hz)
56-hour power reserve
Decorated Bremont rotor
Functions
Central GMT Hour Minute Seconds
Date at 3 O'clock
Case
Titanium Trip-Tick case construction with knurled Blue PVD barrel.
Inner soft iron anti-mag movement ring.
Protective anti-shock movement mount.
Inner bi-directional Roto-Click bezel, operated by crown at 4 O'clock.
Case Diameter: 42mm
Case Length: 49.3 mm
Case Depth: 12.23mm
Lug width: 22mm
Case Back
Decorated titanium closed case back
Dial & Hands
Brushed Blue Galvanic metal dial including a 24 hour day night indication ring on the center of the dial.
Applied Numerals and Indexes filled with white Super-LumiNova® (Blue emission).
Blue Inner Roto-Click Bezel with world time zone locations.
Short Red triangular-tipped GMT hand with white Super-LumiNova® (Blue emission).
Gloss Black hour and minute hands with white Super-LumiNova® (Blue emission).
Black seconds hand with lollipop red tip and a monochrome pullcord tail.
Crystal
Glass Box anti-reflective sapphire crystal.
Water Resistance
10 ATM, 100 metres.
Strap
Quick-release titanium bracelet
Weight
53.40g (watch head only)
Reference: ALT42-MT-Z-TI-BLBL-B
Brentwood SKU: 001-505-00979











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