Seiko Cal. 4551 - 157

This Hand-Winding model from 1983 features a 36mm Two-Tone case. Powered by the 4551 caliber with 32j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-1de8470d1e42]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1983

Related Models

• Seiko 6191-273
• Seiko 5215-698
• Seiko 6226-553
• Seiko 7199-883
• Seiko 6368-696
• Seiko 6279-495
• Seiko 6621-717
• Seiko 3812-644
• Seiko 5235-399
• Seiko 6372-838
• Seiko 6376-997
• Seiko 5624-309