Seiko launches new limited-edition Prospex automatic watches with 4R35 caliber

Seiko unveils the HBB003 (yellow) and HBB004 (orange), Asia-Pacific-exclusive Prospex divers limited to 2,500 pieces each. Samurai-style case, 4R35 automatic caliber, 200 m WR. No pricing yet — “coming soon” per Seiko India, excludes Japan.