Seiko Cal. 0730 - 745

Seiko 0730-745

The 0730-745 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-301fea2f947d]

Also known as: Turtle, World Timer

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
14.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
200m
Dial Color
Navy
Jewels
33j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1973

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