Seiko Cal. 7136 - 694

The Seiko 7136-694 represents an important milestone in Seiko's 1977 lineup. Powered by the 7136 caliber with 20j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-754a404ca7d5]

Also known as: Sumo, Crown

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1977

Related Models

• Seiko 5239-894
• Seiko 6636-826
• Seiko 6138-839
• Seiko 0712-217
• Seiko 7111-193
• Seiko 7094-425
• Seiko 6361-920
• Seiko 6221-762
• Seiko 4516-404
• Seiko 5287-592
• Seiko 5286-242
• Seiko 7165-161