Seiko Cal. 5634 - 457

The Seiko 5634-457 represents an important milestone in Seiko's 1984 lineup. It features a Black dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-93d50ee70bd3]

Also known as: Helmet, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1984

Related Models

• Seiko 7089-509
• Seiko 6176-950
• Seiko 6139-151
• Seiko 6387-552
• Seiko 5296-897
• Seiko 6276-540
• Seiko 5281-932
• Seiko 0730-908
• Seiko 4477-727
• Seiko 4444-973
• Seiko 5267-329
• Seiko 3879-318