The Mariner — FKM Rubber Strap

• Style: Two-piece rubber strap
• Material: Premium FKM rubber
• Widths: 20mm & 22mm
• Length: 125mm / 75mm (excluding buckle)
• Buckle: Diver Buckle, 316L stainless steel, brushed finish
• Integrated quick-release spring bars for tool-free changes
• Resistant to water, UV, and perspiration
• Fits most watches with standard spring bar fittings

Every Mariner strap is precision-moulded from fluoroelastomer (FKM) rubber, chosen for its resilience and refined feel — the same attention to material excellence Randock applies to its leathers, caoutchouc, and woven nylons. The brushed 316L stainless steel buckle offers understated strength, while the integrated quick-release spring bars bring discreet versatility to the design.

Rinse in fresh water after salt or chlorine exposure and pat dry with a soft microfiber cloth. Avoid abrasive cleaners or harsh chemicals.

Designed in England — Crafted from premium FKM rubber for enduring performance.

• Obsidian Black — a deep, uncompromising jet black
• Regal Navy — a rich, dignified dark navy
• Imperial Red — a bold crimson with commanding depth
• Emerald Crest — a refined, timeless green with heritage character
• Sterling Grey — a versatile mid-grey with aristocratic poise

Shipping

Orders are prepared and dispatched within 2 business days.

Complimentary tracked delivery within the United Kingdom via Royal Mail Tracked 48 (2–3 business days). Expedited and signed services are available at checkout.

International orders are shipped securely with DHL Express Worldwide (2–6 business days). Tracking is provided once your order has been dispatched. Import duties and taxes may apply and are the responsibility of the recipient.

Returns

We hope every Randock piece meets your expectations. Should you wish to return an item, requests are accepted within 30 days of delivery.

Items must remain unworn, unused, and in their original packaging.

To begin a return, please contact hello@randock.co.uk.

Customers are responsible for return shipping, and we recommend using a tracked and insured service. Once received and inspected, eligible refunds are issued to your original payment method.

Every Randock piece is crafted with precision and care, designed to endure daily wear while maintaining its integrity.

We stand by the quality of our materials and workmanship:

• Watch Straps — guaranteed for 12 months from the date of purchase.
• Tools & Hardware — guaranteed for 24 months from the date of purchase.
• Care Accessories — covered against defects upon arrival.

Should any manufacturing fault arise within the stated period, we will repair or replace the item at no cost.

If you experience an issue, please contact hello@randock.co.uk and our team will be glad to assist.