Seiko Cal. 4550 - 401

The 4550-401 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-4e152c8be565]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1978

Related Models

• Seiko 6628-840
• Seiko 7118-497
• Seiko 6661-195
• Seiko 0775-628
• Seiko 7026-525
• Seiko 3831-586
• Seiko 5621-552
• Seiko 6214-341
• Seiko 6178-232
• Seiko 7049-781
• Seiko 5257-189
• Seiko 0771-964