Seiko Cal. 4550 - 111

This Hand-Winding model from 1978 features a 36mm Titanium case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-26c559a6cb89]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1978

Related Models

• Seiko 7187-841
• Seiko 5292-593
• Seiko 4598-908
• Seiko 6230-801
• Seiko 3894-140
• Seiko 6364-274
• Seiko 7138-584
• Seiko 4535-447
• Seiko 6153-688
• Seiko 6365-455
• Seiko 7180-616
• Seiko 5273-534