Seiko Cal. 6284 - 403

The Seiko 6284-403 represents an important milestone in Seiko's 1989 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-40103007e6dc]

Also known as: Bullhead, Helmet

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1989

Related Models

• Seiko 5613-134
• Seiko 6121-922
• Seiko 7041-284
• Seiko 0798-386
• Seiko 6261-704
• Seiko 4439-872
• Seiko 7174-544
• Seiko 6135-658
• Seiko 7042-149
• Seiko 5674-113
• Seiko 7093-907
• Seiko 6234-106