Sinn Instrument 657 S D

Sinn Instrument 657 S 657.020 Rubber Strap

The Sinn Instrument 657 S 657.020 Rubber Strap is a Swiss-made pilot watch engineered for durability, precision, and modern functionality. Powered by the ETA 2824-2 automatic movement, this luxury instrument watch operates at 28,800 vibrations per hour with 25 jewels, ensuring accurate and dependable performance. Designed as part of the 657 series, it emphasizes readability and resilience in demanding conditions.

The Sinn Instrument 657 S 657.020 Rubber Strap features an all-black stainless steel case with a captive pilot’s bezel for precise elapsed time tracking. The dial includes luminous hands and indices for excellent visibility, along with a date window positioned between 4 and 5 o’clock. Magnetic field protection enhances reliability, while sapphire crystal with anti-reflective coating ensures durability. The rubber strap provides flexibility and comfort for active use.

This Swiss-made automatic pilot watch is ideal for professionals and enthusiasts seeking a rugged and versatile timepiece. Suitable for aviation environments and everyday wear, it combines performance with contemporary design. The Sinn Instrument 657 S 657.020 Rubber Strap ensures reliability and clarity.

Free UK Next Day Delivery
We offer free UK next day delivery on all in-stock orders over £75.

• Order before 4pm (Mon–Fri) for same day dispatch
• Delivery typically arrives next working day before 1pm
• Fully insured, tracked and signed-for service
• Priority delivery upgrades available at checkout

Worldwide Shipping
We ship worldwide using trusted, fully tracked and insured courier services.

• Shipping costs calculated at checkout
• Fast international delivery options available
• Secure and insured transit on all orders
• Local duties and taxes may apply upon arrival

30 Day Returns
Shop with confidence with our 30-day returns policy on most items.

• Return or exchange within 30 days of delivery
• Items must be unworn and in original condition
• Includes all packaging, documentation and accessories
• Sale, pre-owned or promotional items may be subject to a 14-day return period

Important Information

• Bespoke, personalised or resized items are non-returnable
• Altered watch bracelets are considered customised
• Returns should be sent via insured, tracked delivery

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