Seiko Cal. 0730 - 645

Seiko 0730-645

The 0730-645 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-0414a5271a49]

Also known as: Rally, World Timer

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
11.5mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
50m
Dial Color
White
Jewels
23j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1967

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seikata-wm-0414a5271a49