Seiko Cal. 5671 - 887

The Seiko 5671-887 represents an important milestone in Seiko's 1970 lineup. Powered by the 5671 caliber with 26j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-9cdd8ba9dc34]

Also known as: Sumo, Shogun

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1970

Related Models

• Seiko 4434-777
• Seiko 5611-738
• Seiko 5211-887
• Seiko 7018-109
• Seiko 6133-437
• Seiko 4514-258
• Seiko 6158-972
• Seiko 0741-290
• Seiko 7142-208
• Seiko 6653-616
• Seiko 5281-862
• Seiko 7017-158