Ultra-rare Seiko WN-1 “Think the Earth” Titanium Earth Watch (Northern Hemisphere).
Iconic design with a dome “Earth” 24-hour hand and position indicator hour hand—an award-winning concept piece and true collector’s item.

Key Details

• Brand/Model: Seiko WN-1 “Think the Earth”

• Country: Made in Japan

• Case/Bezel/Core: Titanium

• Crystal (Dome): Hardlex mineral glass

• Movement: Quartz (no seconds hand; 24h Earth hand + hour position indicator + minute hand)

• Water Resistance: 100 m (daily use reinforced)

• Approx. Size/Weight: Ø45 mm × 22.4 mm thick; wrist 115–185 mm; ~67 g

• Special Notes: Award-winning design (2001), unique time-reading system for the Northern Hemisphere.

Condition

• Pre-owned rare piece; shows signs of age/use: scratches, marks, possible deterioration.

• Currently appears to run, but timekeeping/operation not fully verified (reading method is special).

• Sold AS-IS. Please review all photos carefully before purchase. Accessories only what is shown in photos.

Remarks
Highly collectible and no longer produced. Don’t miss this chance to add a legendary Seiko design to your collection.