Seiko Cal. 7056 - 156

This Automatic model from 1979 features a 39mm Hardlex-Coated Steel case. Powered by the 7056 caliber with 33j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-2363552f07eb]

Also known as: Crown, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1979

Related Models

• Seiko 6329-124
• Seiko 4461-832
• Seiko 6341-647
• Seiko 4596-347
• Seiko 5643-627
• Seiko 0791-589
• Seiko 3814-151
• Seiko 7060-751
• Seiko 7039-448
• Seiko 5620-419
• Seiko 3870-319
• Seiko 4470-885