Seiko Cal. 4478 - 452

Seiko 4478-452

The 4478-452 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-7cd28c50eab3]

Also known as: Bullhead

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
8.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
190m
Dial Color
White
Jewels
35j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1968

Related Models

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