Seiko Cal. 0723 - 645

Seiko 0723-645

The 0723-645 is a sought-after Solar piece from Seiko's golden era. With its 22mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-e024aa32bd88]

Also known as: Helmet

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
15.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Green
Jewels
28j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1974

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