Seiko Cal. 7158 - 233

The Seiko 7158-233 represents an important milestone in Seiko's 1987 lineup. Powered by the 7158 caliber with 33j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-3011871f6859]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1987

Related Models

• Seiko 4453-610
• Seiko 5656-253
• Seiko 7060-387
• Seiko 0768-506
• Seiko 0781-361
• Seiko 3854-293
• Seiko 6646-394
• Seiko 7074-876
• Seiko 4436-977
• Seiko 6610-722
• Seiko 0724-375
• Seiko 6213-269