Casio

Casio Ring Watch

Casio · Extra Butter · Watches

$135

In stock

Sizes in stock

  • TEK EBAT

Casio Ring Watch is listed at Extra Butter for $135. Sizes in stock: TEK EBAT. Last updated Oct 28, 2026.

Description

Stainless Steel Ring Watch Case size: 25.2 × 19.5 × 6.2 mm Approx. battery life: 2 years on SR621SW Water Resistant Mineral Glass SKU: CRW001-1 We celebrate Casio Watch’s 50th anniversary by bringing back the very first ring watch. A whole new style of digital watch, both practical and playful, thanks to a miniature module and advanced metalworking technology. Creating a ring-sized, full-metal version of the Casio watch’s complex form is no easy feat. To make this possible, we needed to use a special method of metal processing to inject a mixture of fine metal powders and resin into a mold. Using metal injection molding (MIM), the case, case back, and ring are molded in one piece, with even the dimpled design on the band faithfully reproduced. A special glass adhesive technique ensures a tight seal for a watch built to be water-resistant while still allowing the battery to be replaced.

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