Seiko Cal. 4478 - 745

Seiko 4478-745

The 4478-745 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e33e10603027]

Also known as: Crown

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
13.6mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
30m
Dial Color
White
Jewels
30j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1986

Related Models

seikata-wm-e33e10603027