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Omega Watch Models
Speedmaster Series - Speedmaster Broad Arrow 1957
Description
Specifications
| Model: | Speedmaster Broad Arrow 1957 |
| Movement: | Caliber 3313 |
| Power Reserve: | 55 Hours |
| Water Resistance: | 100m |
| Bezel: | Tachymetre |
| Crown: | Screwdown |
| Crystal: | Sapphire |
| Diameter: | 42mm |
| Thickness: | 14.5mm |
| Weight: | N/A |
| Bracelet: | Steel, Gold |
| Lug Width: | 20mm |
| Watchwinder Direction: | Both |
| Reference (Examples): | 321.10.42.50.01.001, 321.10.42.50.02.001 |
Gallery
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Movement Information
Column-Wheel Chronograph, Co-Axial Escapement, Date