Specifications:
Brand: SEA-GULL
Series: Ocean Sail
Design: Thin and elegant, 2.5 hands, stick markers, dynamic beauty, small second hand
Dimensions: 40mm diameter, 10mm thickness, 57g weight
Dial: Wide dial, thin thickness, comfortable to wear
Movement: SEA-GULL ST17 automatic movement, 37-hour power reserve, 17 jewels, 21600 vibrations per hour
Water Resistance: 50 meters, suitable for daily activities but not for hot water or steam
Case Material: 316L stainless steel
Crystal Material: Synthetic sapphire
Case Back: Transparent
Strap: 20mm leather with buckle
Additional Features: Screw-down crown, NIVIS 1800137, scratch-resistant sapphire crystal, various color options available
Certification: CNAS approved, testing report valid until 2027.09.22
Details:
Design: Simple and elegant with stick markers on a white dial
Crystal: High hardness synthetic sapphire
Case Back: Transparent with brand engraving
Crown: Screw-down for easy winding
Strap: Comfortable and breathable pressed leather
Color Options: White dial with gold or steel case, black dial with gold or steel case
Operating Instructions:
1. Pull the crown to position 1 for manual winding, rotate the crown forward to wind up
2. Pull the crown to position 2 for time adjustment
Certification Details:
Testing Report: Mechanical watch tested and approved by Beijing Watch Quality Supervision and Inspection Station
Compliance: Meets QB/T1249-2013 standards for size, balance amplitude, water resistance, and timekeeping accuracy
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