Seiko Cal. 6178 - 198

The Seiko 6178-198 represents an important milestone in Seiko's 1978 lineup. It features a Cream dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-3e29e5d4c739]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1978

Related Models

• Seiko 3897-771
• Seiko 4518-630
• Seiko 5632-842
• Seiko 0745-129
• Seiko 5650-737
• Seiko 6157-233
• Seiko 6358-446
• Seiko 6264-365
• Seiko 6225-307
• Seiko 7113-545
• Seiko 0732-672
• Seiko 6648-138