Seiko Cal. 7157 - 920

The Seiko 7157-920 represents an important milestone in Seiko's 1985 lineup. Powered by the 7157 caliber with 31j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-710ae9467f36]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1985

Related Models

• Seiko 5645-110
• Seiko 4516-193
• Seiko 0722-807
• Seiko 5210-650
• Seiko 6358-804
• Seiko 4423-806
• Seiko 3822-638
• Seiko 3897-354
• Seiko 3847-447
• Seiko 7130-673
• Seiko 5261-757
• Seiko 5657-851