Seiko Cal. 6187 - 424

The 6187-424 is a sought-after Automatic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-00fd03c447ba]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1967

Related Models

• Seiko 6613-965
• Seiko 6148-996
• Seiko 0726-179
• Seiko 6222-448
• Seiko 6249-741
• Seiko 6636-740
• Seiko 7063-255
• Seiko 6265-926
• Seiko 5655-603
• Seiko 5211-492
• Seiko 5247-621
• Seiko 6646-312