Seiko Cal. 4554 - 240

This Spring Drive model from 1984 features a 46mm Gold-Plated case. Powered by the 4554 caliber with 27j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-c359b697e005]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1984

Related Models

• Seiko 5223-261
• Seiko 5231-241
• Seiko 6318-347
• Seiko 3876-743
• Seiko 6160-829
• Seiko 4450-523
• Seiko 3887-386
• Seiko 0753-897
• Seiko 7158-432
• Seiko 0788-909
• Seiko 6320-157
• Seiko 5617-720