Seiko Cal. 6191 - 656

The Seiko 6191-656 represents an important milestone in Seiko's 1968 lineup. Powered by the 6191 caliber with 28j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-0dbea553c9e7]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1968

Related Models

• Seiko 4553-970
• Seiko 4555-915
• Seiko 6138-559
• Seiko 6318-724
• Seiko 4423-924
• Seiko 7030-652
• Seiko 4457-826
• Seiko 7178-890
• Seiko 6235-689
• Seiko 7031-483
• Seiko 7197-872
• Seiko 6118-209