Steinhart Nav B-Uhr
Homage to the WWII-era German Luftwaffe navigation observation watch (Beobachtungsuhr / B-Uhr).
3 references
“Differs” marks a spec with different recorded values. — means not recorded.
| Spec | Nav B-Uhr 44 | Nav B-Uhr 44 Titan | Nav B-Uhr 47 Premium Automatik |
|---|---|---|---|
| Case size Differs | 44 mm | 44 mm | 47 mm |
| Thickness Differs | 12 mm | 13.6 mm | 12 mm |
| Lug width | 22 mm | 22 mm | 22 mm |
| Case Differs | Stainless steel, satin finish, round | Titanium, satin finish, round | Stainless steel 316L, brushed finish, round |
| Crystal Differs | Sapphire | Sapphire, domed, double anti-reflective coating (inside) | Sapphire |
| Water resistance | Not recorded | 50 m | 50 m |
| Caliber Differs | Sellita SW200-1 Élaboré | ST3 Premium (ETA/Unitas 6497-1 base) | ETA 2892 / SW300 |
| Movement maker Differs | Sellita | ETA (base caliber); Steinhart-branded finishing | Not recorded |
| Movement type Differs | Automatic | Manual | Automatic |
| Jewels Differs | 26 | 18 | Not recorded |
| Frequency | Not recorded | 18000 vph | Not recorded |
| Complications Differs | date | small seconds | Not recorded |
| Dial Differs | Black / vintage grey / vintage blue (colorway options) | Black (vintage) | Black |
| Indices Differs | Arabic numerals, A-dial (Flieger) style | Arabic numerals | A-type Flieger dial, Arabic numerals |
| Lume | Not recorded | Super-LumiNova BGW9 | Not recorded |
| Hands | Not recorded | Blued | Not recorded |