Seiko Cal. 5641 - 291

The 5641-291 is a sought-after Kinetic piece from Seiko's golden era. With its 18mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-0f7be3983f98]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1975

Related Models

• Seiko 6241-385
• Seiko 0794-664
• Seiko 5615-295
• Seiko 6331-270
• Seiko 0731-406
• Seiko 3857-510
• Seiko 6684-109
• Seiko 6277-192
• Seiko 0726-866
• Seiko 4533-248
• Seiko 6260-247
• Seiko 0777-521