Seiko Cal. 4537 - 768

Seiko 4537-768

The 4537-768 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-a7679cace690]

Also known as: Bullhead, Crown

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
8.8mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
170m
Dial Color
White
Jewels
21j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1965

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seikata-wm-a7679cace690