grand seiko slgw007

This mechanical watch with manual winding has a thin stainless steel case (9.95 mm thick) and a textured blue dial resembling moonlit white birch bark. It features a sapphire crystal lens and a transparent back secured with four screws.

• The movement is the Calibre 9SA4, which vibrates at 10 beats per second.
• It offers a power reserve of up to 80 hours.