Seiko Prospex Alpinist Glacier Mountaineer Extreme Dragon Limited Edition SPB339J1

A Rare Collector's Piece – Limited to Only 500 Pieces

Introducing the Seiko Prospex Alpinist Glacier Mountaineer Extreme Dragon SPB339J1, an exclusive limited-edition release created for the Asian market and restricted to just 500 pieces worldwide.

Inspired by the breathtaking beauty of glacial landscapes, the SPB339J1 features a stunning textured Glacier Blue dial that captures the depth and movement of ice formations. Combined with Seiko's legendary Alpinist heritage, this watch delivers the perfect balance of adventure-ready durability and refined Japanese craftsmanship.

Powered by Seiko's trusted Caliber 6R35 automatic movement, the SPB339J1 offers an impressive 70-hour power reserve, allowing the watch to continue running throughout the weekend without being worn.

Built for exploration, the stainless steel case features a screw-down crown and 200-meter water resistance, making it suitable for outdoor adventures, travel, and daily wear.

The watch comes complete with a durable nylon strap for rugged use and an additional blue leather strap for a more refined appearance, giving collectors two distinct looks in one package.

Key Features

• Limited Edition – Only 500 Pieces Worldwide

• Exclusive Asian Market Release

• Seiko Prospex Alpinist Collection

• Reference: SPB339J1

• Automatic Movement with Manual Winding (Caliber 6R35)

• Approximately 70-Hour Power Reserve

• 24 Jewels

• Stainless Steel Case

• Textured Glacier Blue Dial

• Sapphire Crystal with Anti-Reflective Coating

• Screw-Down Crown

• Lumibrite Hands and Indexes

• 200M Water Resistance (20 Bar)

• Nylon Strap Included

• Additional Blue Leather Strap Included

Specifications

A true collector's watch that combines rarity, functionality, and stunning aesthetics, the Seiko SPB339J1 Glacier Mountaineer Extreme Dragon is a standout addition to any serious Seiko collection.