Seiko Cal. 4520 - 780

The Seiko 4520-780 represents an important milestone in Seiko's 1983 lineup. It features a Black dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-c8815ac92559]

Also known as: UFO, Sportsmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1983

Related Models

• Seiko 7142-485
• Seiko 6266-456
• Seiko 7012-546
• Seiko 0774-932
• Seiko 3879-444
• Seiko 6614-174
• Seiko 6360-267
• Seiko 5272-342
• Seiko 4523-263
• Seiko 6124-339
• Seiko 5695-474
• Seiko 6339-270