Seiko Cal. 4550 - 779

The Seiko 4550-779 represents an important milestone in Seiko's 1997 lineup. It features a Black dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-75d3f9c79b6c]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1997

Related Models

• Seiko 6130-999
• Seiko 7068-258
• Seiko 3811-706
• Seiko 6125-640
• Seiko 4565-882
• Seiko 6228-657
• Seiko 6172-644
• Seiko 7122-959
• Seiko 6262-699
• Seiko 6188-747
• Seiko 3863-796
• Seiko 7058-898