Seiko Cal. 5691 - 156

The 5691-156 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5691 caliber with 21j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-301aa90afb83]

Also known as: Tuna, Rally

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1971

Related Models

• Seiko 5623-907
• Seiko 5222-933
• Seiko 7048-795
• Seiko 7033-372
• Seiko 7064-853
• Seiko 5274-671
• Seiko 6287-776
• Seiko 6684-254
• Seiko 3894-507
• Seiko 6240-879
• Seiko 6643-328
• Seiko 6373-934