Automatic SOPROD SA, caliber 9040/2892-A-2-SO, on base ETA 2892-2, 24 jewels, antichoc Incabloc, 4. Hz.; power riserve 40-42 hours. Dimensions: diameter mm. 25.60, thickness mm. 5.10.
Escapement: Glucydur balance, Anachron hairspring, escapement assortment, adjusted 4 positions, movement running tolerance 0 +15sec/day. Colimaçon finish, specific Anonimo rotor.
The escapement assortment is high quality made, already foreseen for chronograph certifications (COSC). For the supplementary functions, a module is laid on the base caliber.
Hours, minutes, sweep seconds, power reserve at h. 6; date window display at h. 3.
Dimensions: maximum length 54.00 mm; nominal diameter 44.00 mm; maximum diameter crown included 49.20 mm; thickness about 14.80 mm.
Manufacturing in three components, totally carved from stainless steel or marine bronze bars, bezel and back cover are screw locked by nine external stainless steel Thorx screws which guarantee a good and easy grip and a superior tightening (30%).
Bayonet quick tightening crown, screw locked tube; screw locked secured strap. Upper sapphire flat crystal. Visible joint for bezel seal. Back cover with decentralized window to allow viewing of the movement balance.
Version STEEL: manufactured in polished and satinated AISI 316 plus stainless steel; stainless steel back cover.
Version BRONZE: sand-blasted and satinated watch case and bezel manufactured in a special bronze alloy UNI5275. Alloy UNI5275 belongs to a group of alloys (bronze-aluminium-iron-nickel) employed in hi-tech and high mechanical resistance ad anti-corrosion naval construction, like high performances propellers, propellers pitches, torpedoes flanges. Polished and satinated AISI 316 plus stainless steel back cover.
Minute scale and power reserve indication applied ring, on guilloché base. Applied DINO ZEI logo.
Applied hour indexes treated with luminous coating for superior day/night readability. Hours and minutes hands treated with luminous coating.
Manufactured and hand finished in patented Kodiak process calfskin to allow for extended immersion in fresh and sea water (24 continuous hours). Exclusive Dino Zei line stainless steel buckle.