Seiko automatic open-heart style wristwatch

⌚ Watch Details

• Brand: Seiko

• Movement: Automatic (self-winding mechanical movement)

• Dial Color: Olive / military green sunburst dial

• Open-Heart Window: At about 9 o’clock, showing part of the mechanical movement (balance wheel).

• Case Material: Polished stainless steel

• Bezel: Black diver-style rotating bezel with minute markings (15, 30, 45).

• Indices: Luminous round and rectangular hour markers.

• Hands: Silver luminous hands for better visibility in low light.

🪶 Strap

• Type: Fabric / nylon strap

• Color: Olive green with white contrast stitching

• Buckle: Stainless steel buckle with Seiko engraving

📏 Approximate Size (based on typical design)

• Case diameter: ~40–42 mm

• Strap width: ~20 mm