Seiko Prospex Alpinist SPB121, complete watch on square white canvas
Seiko Prospex Alpinist SPB121 watch, front view
Seiko Prospex Alpinist SPB121, side profile
Seiko Prospex Alpinist SPB121, rear view showing the caseback
Seiko Prospex Alpinist SPB121, shown on a wrist
Seiko Prospex Alpinist SPB121, complete watch on square white canvas
Seiko Prospex Alpinist SPB121 watch, front view
Seiko Prospex Alpinist SPB121, side profile
Seiko Prospex Alpinist SPB121, rear view showing the caseback
Seiko Prospex Alpinist SPB121, shown on a wrist
Seiko Prospex Alpinist SPB121, complete watch on square white canvas
Seiko Prospex Alpinist SPB121 watch, front view
Seiko Prospex Alpinist SPB121, side profile
Seiko Prospex Alpinist SPB121, rear view showing the caseback
Seiko Prospex Alpinist SPB121, shown on a wrist
Seiko Prospex Alpinist SPB121, complete watch on square white canvas
Seiko Prospex Alpinist SPB121 watch, front view
Seiko Prospex Alpinist SPB121, side profile
Seiko Prospex Alpinist SPB121, rear view showing the caseback
Seiko Prospex Alpinist SPB121, shown on a wrist

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Seiko Prospex Alpinist SPB121

$725.00
Free Shipping US orders over $50 after discounts

One of Seiko’s most recognizable adventure-watch designs.

The Alpinist combines outdoor utility with details refined enough for daily wear. Its dial, internal compass-style scale and distinctive case shape give it a personality that stands apart from standard field watches. The green dial defines the look of this reference.

Why it works

This is an appealing one-watch choice for travel, weekends and work, especially...

  • Sku: SPB121
  • Available: Out of Stock
  • Vendor: Seiko Luxe
Seiko Prospex Alpinist SPB121, complete watch on square white canvas
Seiko Prospex Alpinist SPB121
$725.00

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One of Seiko’s most recognizable adventure-watch designs.

The Alpinist combines outdoor utility with details refined enough for daily wear. Its dial, internal compass-style scale and distinctive case shape give it a personality that stands apart from standard field watches. The green dial defines the look of this reference.

Why it works

This is an appealing one-watch choice for travel, weekends and work, especially for anyone who values a watch with a strong enthusiast following.

Details that matter

  • 39.5mm case
  • 13.2mm thick
  • Automatic
  • Sapphire crystal with anti-reflective coating on the inner surface
  • 20 bar water resistance
  • Brown leather strap

Inside is caliber Caliber 6R35, as listed for this reference.

<Seiko Prospex Alpinist SPB121, complete watch on square white canvas

COLLECTION: Prospex
GENDER: Men's
MOVEMENT: Automatic
BAND: Leather Strap
DIAL COLOR: Green
CALIBER: 6R35
BOOKLET: JSY6R3C1
PRODUCT NAME: Prospex Alpinist
CALIBER: Caliber 6R35
VIBRATION: 21,600 vibrations per hour
POWER RESERVE: 24 jewels
CASE DIAMETER (MM): 39.50
CASE THICKNESS (MM): 13.20
CASE LENGTH (MM): 46.40
WEB CASE MATERIAL: Stainless steel case
WEB CRYSTAL: Sapphire crystal with anti-reflective coating on the inner surface
WEB STRAP: Brown leather strap
WEB LUG: 20
WEB WATER RESISTANCE: 20 bar, 200 meters (660 feet)
CASE CROSS REFERENCE: ALPINIST1

Seiko Prospex Alpinist SPB121, complete watch on square white canvas

  • From the Prospex Collection
  • Modern re-imagining of Seiko's first sport watch, introduced in 1959
  • Manual and automatic winding capabilities
  • Rotating inner compass bezel
  • Green dial with sunray finish and gold accents
  • Magnified date window
  • LumiBrite hands and markers
  • Screwdown crown and see-through caseback
  • Tri-fold push button release clasp

Seiko Prospex Alpinist SPB121, complete watch on square white canvas

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