Seiko Cal. 5691 - 143

The 5691-143 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-9e107d87f5fb]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1982

Related Models

• Seiko 6683-714
• Seiko 6624-251
• Seiko 0752-639
• Seiko 5227-472
• Seiko 4483-490
• Seiko 6265-432
• Seiko 5297-812
• Seiko 6170-281
• Seiko 7052-723
• Seiko 4453-183
• Seiko 6339-993
• Seiko 5266-916