December 2025 Release
A dial that captures the beauty of Okinawa’s ocean waters
The ocean surrounding Okinawa is renowned for its breathtaking beauty, with crystal-clear water revealing white sandy seabeds. This watch features a sunray-patterned blue dial that reflects light beautifully, evoking the serene image of sunlight shimmering on the ocean’s surface.
A refined color combination
A refreshing blue dial paired with a subdued gray bezel creates a sophisticated and sporty aesthetic.
A new clasp designed for comfort and operability
The new clasp can be adjusted in six steps, each measuring about 2.5mm, for a total range of approximately 15mm. It allows for a comfortable fit at all times, accommodating changes in wrist size during diving and daily life.
MOVEMENT
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Caliber Number: 6R55
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Movement Type: Automatic with manual winding
- Precision: +25 to -15 seconds per day
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Power Reserve: Approx. 72 hours(3 days)
- Jewels: 24
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Functions:
- Stop second hand function
DIAL/CASE
- Case Material: Stainless steel
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Case Size:
- Thickness: 13.0mm
- Diameter: 40.0mm
- Lug-to-lug: 46.4mm
- Crystal: Curved sapphire crystal
- Crystal Coating: Anti-reflective coating on inner surface
- LumiBrite: LumiBrite on hands, index(es) and bezel
- Clasp: Three-fold clasp with secure lock & push button release, solid & slide adjuster
- Distance between lugs: 20mm
OTHER
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Water Resistance: 300m / 1000ft diver's
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Magnetic Resistance: 4,800 A/m
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Function:
- LIMITED EDITION on the case back
- Serial number engraved on the case back
- Unidirectional rotating bezel
- Screw-down crown
- Three-fold clasp with secure lock
- Screw case back
