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Custom Designed for Apple — Only Available at Avontic™
FREE delivery
Description:
Elevate your Apple Watch experience with the PrecisionFlex Custom Designed Silicone Band—where comfort meets style in a band made just for you. Tailored to fit Apple Watch Ultra (49mm, 45mm, and 42mm) and compatible with Series 9, 8, 7, 6, 5, 4, and SE, this premium silicone band offers a seamless blend of functionality and fashion.
Key Features:
- Custom Design for Perfect Fit: Engineered for precision, ensuring a flawless fit that feels tailor-made for your wrist.
- Premium-Grade Silicone: Ultra-soft, durable, and skin-friendly, offering all-day comfort without irritation.
- Wide Compatibility: Specifically designed for Apple Watch Ultra and compatible with Apple Watch Series 4 through SE.
- Vibrant Color Selection: Available in a variety of striking colors, including classic black-white and bold options like red and orange, to match any style.
- Sweat & Water-Resistant: Perfect for workouts, outdoor adventures, and everyday wear—this band stands up to the elements.
- Easy Installation: Hassle-free attachment and removal, letting you switch up your look whenever you want.
Whether you're hitting the gym, heading to the office, or exploring the great outdoors, the PrecisionFlex Custom Designed Silicone Band is the ultimate accessory for your Apple Watch Ultra. Add it to your collection today and experience a new level of comfort and style.
Model | Case Sizes (Engraved) | Order Band Size | Order Case/Protector |
---|---|---|---|
Apple Watch Ultra 3 / Ultra 2 / Ultra (1) | 49 mm | 49 mm (also fits 42/44/45/46 mm) | 49 mm only |
Series 11 | 42 mm, 46 mm | 42 mm or 46 mm | Match engraving (42 mm or 46 mm) |
Series 10 | 42 mm, 46 mm | 42 mm or 46 mm | Match engraving (42 mm or 46 mm) |
Series 9 / 8 / 7 | 41 mm, 45 mm | 41 mm or 45 mm | Match engraving (41 mm or 45 mm) |
SE (2nd & 1st Gen) | 40 mm, 44 mm | 40 mm or 44 mm | Match engraving (40 mm or 44 mm) |
Series 6 / 5 / 4 | 40 mm, 44 mm | 40 mm or 44 mm | Match engraving (40 mm or 44 mm) |
Series 3 / 2 / 1 | 38 mm, 42 mm | 38 mm or 42 mm | Match engraving (38 mm or 42 mm) |
Quick Example:
If your Apple Watch says 41 mm on the back → Order a 41 mm band and 41 mm case.
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Avontic has been highlighted across top business, lifestyle, and technology outlets for our dedication to premium craftsmanship and timeless design. From titanium watch bands to luxury phone and tablet accessories, our products are trusted by discerning customers worldwide.

Find Your Apple Watch Size
Check Before You Buy
Make Sure Your Band Fits Perfectly
It only takes seconds to check your size:
Flip your Apple Watch over – the case size (mm) is engraved on the back.
Find your number – common sizes are 40mm, 41mm, 42mm, 44mm, 45mm, 46mm, or 49mm (Series 10 + Ultra included).
Match it to the chart – select the correct band size before adding to cart.
✔ The right size means a seamless fit and worry-free wear.