Case 

Size: 42 x 42 mm
Dial opening: 32,5 mm
Thickness: 14,65 mm
Italian tortoise shell Acetate: handmade polished finish
Lugs / Bezel  / Crowns / screw-down case-back: polished 316L stainless steel
Polished stainless steel crown (2 o’clock) to rotate the bi-directional inner ring engraved with BRISTON blazon
Polished stainless steel screw-down crown (4 o’clock) engraved with BRISTON blazon
Ultra-resistant domed K1 glass - 2.8 mm thickness
Water resistance to: 200m/20ATM

Movement

Automatic movement NH35 manufactured by Seiko
Mechanical with automatic winding with ball bearing (Bi-directional)
Caliber: 12’’’
Frequency: 21’600 vibrations/hour (3Hz.)
Jewels: 24
Power reserve: up to 41 hours
Quick date correction
Functions: Hours, minutes, central seconds, date calendar, indication of immersion time on inner ring

Dial

Central part: light blue with matt finish
Indexes in polished stainless steel with professional C1 white Superluminova® inserts & white lines (minutes indication)
Bi-directional inner rotating ring: light blue with triangle / markers & figures full of professional C1 white Superluminova® & orange dots & line
Date window positioned at 3 o’clock

Hands

Rhodium-plated “baton” Hour & Minutes hands & with C1 white 
Superluminova® inserts White-coated central hand with arrow tip

Strap

Interchangeable light blue genuine stitched NATO nylon strap: water resistant & washable
Length: 280mm / width: 20 mm
Exclusive BRISTON logo on 1st loop
Polished 316L stainless steel pin buckle & Loops

Product Code:Automatic HMS Date 17642.SA.TD.18.NLB

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