Seiko Cal. 7159 - 641

The Seiko 7159-641 represents an important milestone in Seiko's 1996 lineup. Powered by the 7159 caliber with 29j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-21fe0e7b0645]

Also known as: Sumo, Bellmatic

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1996

Related Models

• Seiko 4459-402
• Seiko 6651-187
• Seiko 6681-877
• Seiko 6172-735
• Seiko 4424-740
• Seiko 3843-327
• Seiko 7131-988
• Seiko 6386-871
• Seiko 4531-632
• Seiko 4415-456
• Seiko 4549-652
• Seiko 6642-840