Seiko Cal. 4516 - 728

The Seiko 4516-728 represents an important milestone in Seiko's 1970 lineup. With its 21mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-11fc545666c5]

Also known as: UFO, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1970

Related Models

• Seiko 7021-758
• Seiko 4483-194
• Seiko 6118-800
• Seiko 4592-724
• Seiko 4482-954
• Seiko 7199-520
• Seiko 6311-416
• Seiko 6359-125
• Seiko 6342-799
• Seiko 3859-424
• Seiko 6217-738
• Seiko 0772-696