Seiko Cal. 0730 - 820

Seiko 0730-820

The 0730-820 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-95b566f2823e]

Also known as: Tuna, Baby Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
10.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Champagne
Jewels
23j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1971

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