Seiko Cal. 7157 - 161

This Spring Drive model from 1995 features a 34mm PVD Black case. Powered by the 7157 caliber with 31j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-22a0055fa202]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1995

Related Models

• Seiko 6632-425
• Seiko 5649-506
• Seiko 7154-542
• Seiko 6122-416
• Seiko 4562-977
• Seiko 6677-741
• Seiko 0725-636
• Seiko 5638-957
• Seiko 0797-989
• Seiko 7063-656
• Seiko 6238-130
• Seiko 4595-548