Seiko Cal. 4524 - 539

Seiko 4524-539

The 4524-539 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-8a34d9b9a40a]

Also known as: Bullhead, Navigator

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
39mm
Case Thickness
11.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
19j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1965

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