Seiko Cal. 7154 - 643

The Seiko 7154-643 represents an important milestone in Seiko's 1990 lineup. With its 18mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-7b2959d42352]

Also known as: World Timer, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1990

Related Models

• Seiko 6226-990
• Seiko 7072-931
• Seiko 6685-338
• Seiko 6238-265
• Seiko 3882-930
• Seiko 6651-401
• Seiko 4428-206
• Seiko 6665-338
• Seiko 0729-706
• Seiko 6276-497
• Seiko 7194-198
• Seiko 4496-900