Seiko Cal. 5691 - 680

The 5691-680 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-2d4005f3054f]

Also known as: Bullhead, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1973

Related Models

• Seiko 5299-732
• Seiko 6381-771
• Seiko 5284-729
• Seiko 6229-729
• Seiko 7146-656
• Seiko 6368-995
• Seiko 7117-998
• Seiko 7177-446
• Seiko 4459-730
• Seiko 6233-597
• Seiko 3890-422
• Seiko 6331-283