StowaDimensions
Diameter: 40.00 mm
Height: 10.20 mm
Strap width: 20 mm
Lug-to-Lug size: 48.60 mm
Waterproof: up to 5 ATM
Weight: 70 gr. (leather strap), about 120 gr. (metal bracelet)
Materiality
Case: Stainless steel, fine matt, grinded by hand
Dial: black matt, white printed, Superluminova C3
Crystals: Front sapphire crystal domed and sapphire display case back
Hands: Temperature-blued steel, Superluminova C3
Strap: Leather strap or metal bracelet
Crown: Stainless steel onion crown
Movement
Caliber: ETA 2824-2
Mechanism: automatic
Half vibrations: 28.000 A/H
Function: hour, minutes and central second complication
Power Reserve: approximately 40 hours
Number of jewels: 25 synthetic rubies
Finish: Rhodium coated, blued screws, golden STOWA engraving, handmade German silver rotor with original B-Uhr engraving, serially numbered
Specific features
screwed case back, handmade German silver rotor with original B-Uhr engraving, serially numbered, dial with Baumuster A design, temperature-blued steel hands, hands and numerals on dial with Superluminova C3.
640
steinhartTechnical Details
Type: Nav B-Uhr II 44 mm automatic
Item no.: F0305
Functions
ETA 2824-2 made in Switzerland, automatic
Jewels: 25 jewels
Blued hour and minute hands with superluminova C1, white
Central second hand
Case: stainless steel, brushed
Back: Stainless steel screwed , engraved..
Diameter: 44mm
height: 14,2mm
Weight: 107 g
Dial: black
Crystal: domed, with double anti-reflecting coatings on the interior side
Lug width: 22mm
WaterRes: limited water resistant, no swimming or shower
Strap: Russian leather brown, with douple studs...
Buckle: pin buckle OEM, 22 mm, screwed
350