IWC Schaffhausen Aquatimer
Dive-watch line whose original 1967 Aquatimer (Ref. 812 AD) already used an internal rotating bezel; external and hybrid bezel systems (e.g. SafeDive, 2014) arrived in later generations.
6 references
“Differs” marks a spec with different recorded values. — means not recorded.
| Spec | Ocean 2000 (Aquatimer forerunner) | IW3536 GST Aquatimer 2000 | IW3527 GST Deep One | IW378101 Aquatimer Chronograph "Cousteau Divers" | IW358001 Aquatimer Automatic 2000 | IW328801 Aquatimer Automatic 42 |
|---|---|---|---|---|---|---|
| Case size Differs | 42 mm | 42 mm | 42.8 mm | 44 mm | 46 mm | 42 mm |
| Thickness Differs | Not recorded | 14.5 mm | 14.75 mm | 15 mm | 20.5 mm | Not recorded |
| Case Differs | titanium, round | titanium, round | titanium, round | stainless steel, round | titanium, round | stainless steel, round |
| Case maker | IWC Schaffhausen | Not recorded | Not recorded | Not recorded | Not recorded | IWC Schaffhausen |
| Bezel | rotating | rotating | rotating | rotating | rotating | rotating |
| Crystal | Not recorded | sapphire | sapphire | sapphire | sapphire | sapphire |
| Water resistance Differs | 2000 m | 2000 m | 100 m | 120 m | 2000 m | 300 m |
| Caliber Differs | Not recorded | Caliber 37524 | Caliber 8914 | Caliber 79320 | Caliber 80110 | Caliber 32111 |
| Movement maker Differs | IWC Schaffhausen | IWC Schaffhausen (ETA 2892-A2 base) | IWC Schaffhausen (Jaeger-LeCoultre 891 base) | IWC Schaffhausen (Valjoux 7750 base) | IWC Schaffhausen | IWC Schaffhausen |
| Movement type | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic |
| Jewels Differs | Not recorded | 21 | 36 | Not recorded | 28 | Not recorded |
| Frequency | Not recorded | 28800 vph | 28800 vph | Not recorded | 28800 vph | Not recorded |
| Power reserve Differs | Not recorded | 42 h | 38 h | Not recorded | 44 h | 120 h |
| Complications Differs | date | date | date, depth_gauge | chronograph, day, date | date | Not recorded |
| Dial Differs | black | black | black | blue / orange | black | Not recorded |
| Hands | Not recorded | Not recorded | Not recorded | Not recorded | yellow | Not recorded |
| Bracelet Differs | steel bracelet | titanium bracelet | rubber strap | rubber strap | rubber strap | steel bracelet |
| Produced Differs | 1982–1997 | 1998–2003 | 1999–2000 | 2007–2010 | 2014–2017 | 2022 |