Seiko Cal. 6156 - 121

The Seiko 6156-121 represents an important milestone in Seiko's 1966 lineup. Powered by the 6156 caliber with 27j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-ebbb884be5f1]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1966

Related Models

• Seiko 6389-164
• Seiko 7132-625
• Seiko 4414-159
• Seiko 6256-727
• Seiko 6658-632
• Seiko 6298-308
• Seiko 3885-145
• Seiko 5631-343
• Seiko 5628-601
• Seiko 5260-249
• Seiko 6127-704
• Seiko 6312-795