Oyster Flex Silicon Strap
Oyster Flex Silicon Strap
The five-figure look — without the five figures.
Watch sizing
| Case size | Suits wrists | How it wears |
|---|---|---|
| 36 mm | 14–17 cm | Slimmer and dressier |
| 39–41 mm | 16–20 cm | The classic full look |
Every bracelet adjusts to your wrist with the included screwdriver — if you're between sizes, pick the look you prefer.
Couldn't load pickup availability
30-day returns on unworn watches — change of mind included.
Faulty or not as described? Repaired, replaced or refunded.
From the bench
Watch yours being built
Every Rosevari is assembled and inspected before dispatch. Want photos of your own build before it ships? Just ask.
Genuine Seiko movement, sapphire crystal and a solid stainless steel case — built to wear every day.
Every watch ships with a travel case + sizing tool.
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Ordered
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Hand-built & checked in Melbourne
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Delivered
The Oyster Flex Silicon Strap brings sporty comfort to your mod watch. Flexible, lightweight, and water-friendly — it's the perfect alternative when you want a more casual vibe. Designed to fit watches with a 20mm lug width, with a secure deployment clasp.
Features:
- Versatile 20mm Fit
- Premium silicon construction — soft, flexible, sweat/water resistant
- Deployment clasp for secure wear
- Easy swap — fits all Rosevari watches and most 20mm lug-width watches
What's included
What's included
Every order arrives with your watch, a travel case and a sizing tool for adjusting the bracelet. Hand-checked in Melbourne and backed by a 1-year warranty.
Sizing & fit
Sizing & fit
Stainless steel case and bracelet. Where two sizes are offered, choose 36 mm or 39 mm above. 36 mm suits smaller wrists, 39 mm wears a touch bolder. Use the included screwdriver to adjust the bracelet links to your wrist.
Shipping & returns
Shipping & returns
Every watch is made to order and ships in ~2–3 weeks with free Australia-wide postage. Changed your mind? You have 30 days from delivery to return an unworn watch in its original packaging for a full refund (return postage at your cost).
Warranty
Warranty
Backed by a 1-year warranty against manufacturing faults in the movement, crystal, case and dial. Faulty or not as described? We repair, replace or refund at no cost to you.
What is a Seiko mod?
What is a Seiko mod?
A watch built on a genuine Seiko automatic movement — the NH-series mechanical calibre Seiko uses in its own watches — fitted with a custom case, dial, hands and bracelet in a design inspired by iconic timepieces. Self-winding, no battery, serviceable for decades. It's not a copy of anyone's watch and we never pretend otherwise: it's the mechanical heart you want, without the luxury markup. Read the full story.
Oyster Flex Silicon Strap
