Seiko Cal. 7187 - 325

Released in 1975, the Cal. 7187 with design code 325 was part of Seiko's domestic market collection. With its 21mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-e48ff7bcb50e]

Also known as: Tuna, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1975

Related Models

• Seiko 5634-375
• Seiko 4498-285
• Seiko 7194-822
• Seiko 5696-720
• Seiko 6621-652
• Seiko 3873-451
• Seiko 6619-636
• Seiko 4595-961
• Seiko 6678-666
• Seiko 4461-705
• Seiko 7071-784
• Seiko 6644-192