Seiko Cal. 0723 - 788

Seiko 0723-788

The 0723-788 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-df9859a60617]

Also known as: Helmet

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Black
Jewels
25j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1977

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