Seiko Cal. 4456 - 827

The Seiko 4456-827 represents an important milestone in Seiko's 1970 lineup. With its 21mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-5aebdb99e5c0]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1970

Related Models

• Seiko 6614-508
• Seiko 7019-517
• Seiko 6286-345
• Seiko 4579-835
• Seiko 5680-779
• Seiko 5630-458
• Seiko 4573-108
• Seiko 3813-653
• Seiko 6188-968
• Seiko 3824-121
• Seiko 5268-168
• Seiko 0748-367