Seiko Cal. 6678 - 354

The Seiko 6678-354 represents an important milestone in Seiko's 1967 lineup. With its 19mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-d421bf82102f]

Also known as: Samurai, Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1967

Related Models

• Seiko 6379-350
• Seiko 4470-750
• Seiko 7166-620
• Seiko 7149-416
• Seiko 3898-306
• Seiko 5687-822
• Seiko 4440-914
• Seiko 7025-937
• Seiko 6381-247
• Seiko 6195-159
• Seiko 7065-898
• Seiko 6615-633