Seiko Cal. 5688 - 181

The 5688-181 is a sought-after Solar piece from Seiko's golden era. With its 21mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-9300aa446d3e]

Also known as: Rally, Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1980

Related Models

• Seiko 0744-192
• Seiko 6258-840
• Seiko 6251-234
• Seiko 6695-330
• Seiko 4576-270
• Seiko 6140-601
• Seiko 4436-337
• Seiko 6629-334
• Seiko 5271-614
• Seiko 3837-760
• Seiko 7141-119
• Seiko 6186-505