Seiko Cal. 7184 - 159

The Seiko 7184-159 represents an important milestone in Seiko's 1978 lineup. Powered by the 7184 caliber with 18j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-d94eaedb20ec]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1978

Related Models

• Seiko 5677-157
• Seiko 5653-295
• Seiko 6327-927
• Seiko 7146-335
• Seiko 6356-506
• Seiko 5259-771
• Seiko 6380-285
• Seiko 6285-674
• Seiko 4435-651
• Seiko 0756-684
• Seiko 7127-120
• Seiko 0748-745