IWC Grande Complication 3770 Yellow Gold / Silver / German IW3770-05
IWC introduced its first 'Grande Complication' wristwatch at the 1990 Basel watch fair. Building upon the platform that Kurt Klaus' perpetual calendar module had provided them, IWC went ahead and added a minute repeater to the already complex movement. The case measured 42.2mm across at a height of 16.3mm, making…
| Reference | IW3770-05 |
|---|---|
| Collection | Grande Complication |
| Case diameter | 42.2 mm |
| Case material | Yellow Gold |
| Case shape | Round |
| Case back | Closed |
| Lug width | 22.00 mm mm |
| Movement | IWC caliber 79091Hours |
| Water resistance | 10 m |
| Dial colour | Silver |
| Indexes | Stick / Dot |
| Hands | Baton |
| Crystal | Sapphire |
| Year introduced | 1990 |
| Limited edition | Yes |
This is a reference-catalog entry for the IWC Grande Complication 3770 Yellow Gold / Silver / German IW3770-05. WatchFlow's Watch Library lets a dealer attach a reference like this to a piece of stock in one click, so the brand, reference and specs are filled in automatically instead of retyped — then that record drives listings, invoices and reports. See how it fits the wider watch inventory management workflow.
Run a sharper watch business
Inventory, invoices, listings, CRM, deals and payments — one clean platform. Free to start, no card.
Start free